Reliance on the largest customer

Hong Kong IPO disclosure precedents · 335 companies, 336 items

A single customer accounts for a large share of revenue and the filing discusses reliance on it (mutual dependence, length of relationship, framework agreements).

2026-04-02Application Proof
Suzhou UIGreen Micro&Nano Technologies Co., Ltd.苏州和林微纳科技股份有限公司

In each of 2023, 2024 and 2025, our five largest customers together contributed RMB133.9 million, RMB310.1 million and RMB456.0 million of revenue, respectively, accounting for approximately 46.9%, 54.6% and 52.8% of our total revenue, respectively.

Summary · p. 7

This concentration reflects market structure rather than over-reliance, as the semiconductor chip industry is characterized by a relatively concentrated structure with a small number of major global players dominating the market.

Business · p. 170

We have implemented various measures to mitigate customer concentration risks, including actively pursuing new customer development initiatives across all business segments, expanding our product portfolio to address broader market applications, maintaining technical excellence and competitive pricing, and monitoring industry trends to anticipate changes in customer demand patterns.

Business · p. 170
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-04-02Application Proof
Binhui Biopharmaceutical Co., Ltd.武汉滨会生物科技股份有限公司

For the years ended December 31, 2024 and 2025, our revenue from our five largest customers in each period in aggregate accounted for 90.5% and 93.9% of our total revenue for the respective period. Our revenue from our largest customer in each period accounted for 61.2% and 59.8% of our total revenue for the respective period.

Summary · p. 10

For the years ended December 31, 2024 and 2025, our revenue from our five largest customers in each period in aggregate accounted for 90.5% and 93.9% of our total revenue for the respective period.

Business · p. 209

To the best of our knowledge, (i) all of our customers for each period during the Track Record Period are Independent Third Parties, and (ii) none of our Directors, their respective associates or any shareholder who owned more than 5% of our issued share capital as of the Latest Practicable Date has any interest in any of our customers for each period during the Track Record Period.

Business · p. 211
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-04-02Application Proof
Shanghai Huilun Pharmaceutical Co., Ltd.上海汇伦医药股份有限公司

For the years ended December 31, 2023, 2024 and 2025, revenue from our five largest customers for each year amounted to RMB787.9 million, RMB497.0 million and RMB492.2 million, respectively, accounting for 79.9%, 72.4% and 71.8% of our total revenue for the respective year, and revenue from our largest customer for each year amounted to RMB332.3 million, RMB170.4 million and RMB191.2 million, respectively, accounting for 33.7%, 24.8% and 27.9% of our total revenue for the respective year.

Summary · p. 6

During the Track Record Period, our customers primarily consisted of our distributors.

Business · p. 171

To the best of our knowledge, (i) all of our five largest customers for each year during the Track Record Period were Independent Third Parties; and (ii) none of our Directors, their respective associates or any shareholder who owned more than 5% of our issued share capital of our Company as of the Latest Practicable Date, had any interest in any of our five largest customers for each year during the Track Record Period.

Business · p. 173
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-04-02Application Proof
Shanghai Innovatech Information Technology Co., Ltd.上海易景信息科技股份有限公司

For the years ended December 31, 2023, 2024 and 2025, our five largest customers in each of such year accounted for approximately 94.2%, 97.1% and 97.7% of our total revenue, respectively, and sales to the largest customer accounted for approximately 79.3%, 88.8% and 79.0% of our total revenue, respectively.

Summary · p. 5

During the Track Record Period, Transsion was our largest customer, and revenue generated from our sales to Transsion accounted for 79.3%, 88.8% and 79.0% of our total revenue in 2023, 2024 and 2025, respectively.

Summary · p. 5

Our Directors are of the view that our reliance risk on Transsion is manageable as a whole, and that our business relationship with Transsion is unlikely to undergo any material adverse change or termination in the foreseeable future

Business · p. 145
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-04-01Application Proof
VeriSilicon Microelectronics (Shanghai) Co., Ltd.芯原微电子(上海)股份有限公司

In 2023, 2024 and 2025, sales to our five largest customers amounted to RMB1,086.7 million, RMB1,033.0 million and RMB1,434.3 million, respectively, accounting for 46.7%, 44.6% and 45.6% of our total revenue in these respective years.

Summary · p. 6

During the Track Record Period, to the best knowledge of our Directors, none of our Directors, their associates or any of our current Shareholders (who, to the knowledge of our Directors, own more than 5% of our share capital) had any interest in our five largest customers in any period during the Track Record Period that are required to be disclosed under the Hong Kong Listing Rules.

Business · p. 134

Our revenue is diversified both by end-market application and by customer type.

Summary · p. 3
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-04-01Application Proof
SHENZHEN IMAGE TECHNOLOGY CO., LTD.深圳宜美智科技股份有限公司

Revenue from sales to our five largest customers in each year during the Track Record Period in aggregate accounted for 29.8%, 44.9% and 45.7% of our total revenue, respectively, for the corresponding years.

Summary · p. 5

Revenue from sales to our largest customer in each year during the Track Record Period accounted for 7.7%, 22.0% and 17.2% of our total revenue, respectively, for the corresponding years.

Summary · p. 5

To the best knowledge of our Directors, as of the Latest Practicable Date, none of our Directors and their respective associates or any of our shareholders holding more than 5% of our issued share capital had any interests in any of our five largest customers in each year during the Track Record Period.

Business · p. 127
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
Hefei Youibot Robotics Co., Ltd.合肥优艾智合机器人股份有限公司

For the years ended December 31, 2023, 2024 and 2025, sales to our largest customer in each year contributed to 10.5%, 7.2% and 20.4% of our revenue during the respective period.

Summary · p. 8

We believe that any concentration risk among our five largest customers was not significant given their respective contribution to our total revenue set out in the table below.

Business · p. 188

During the Track Record Period, none of our Directors or their associates or any of our existing Shareholders had any interest in any of our five largest customers, all of which were Independent Third Parties.

Business · p. 188
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
Kunshan MAZO Tech Co., Ltd.昆⼭玛冀电⼦股份有限公司

In 2023, 2024 and 2025, our revenue from our five largest customers, amounted to RMB285.1 million, RMB341.8 million and RMB330.9 million, accounting for 78.7%, 78.4% and 70.2% of our revenue in the respective years.

Business · p. 144

Our customer concentration remains relatively high, mainly because the industries where our end customers operate, particularly in high-performance computing and AI, are dominated by a few leading companies.

Business · p. 144

Revenue generated from our single largest customer for each year during the Track Record Period accounted for 34.1%, 34.7% and 32.5%, respectively, of our revenue in the respective years.

Financial Information · p. 206
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
Ningbo Tuopu Group Co., Ltd.宁波拓普集团股份有限公司

In 2023, 2024 and 2025, revenue from our five largest customers accounted for 63.4%, 67.1% and 65.8% of our total revenue, respectively.

Summary · p. 5

For the years ended December 31, 2023, 2024 and 2025, our revenue generated from Customer A accounted for 39.8%, 28.4% and 25.7% of our total revenue, respectively.

Business · p. 137

as a Tier 0.5 supplier, we participate in joint development with Customer A from as early as the concept validation stage and remain involved throughout design, development and mass production across multiple vehicle programs.

Business · p. 137
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
FOCUS INTERNATIONAL GROUP LTD.焦点国际有限公司

Our five largest customers in each year during the Track Record Period accounted for approximately 36.3%, 39.9%, and 39.1% of our total revenue, respectively, and the largest customer accounted for approximately 13.7% and 13.1% and 16.3%, respectively of our total revenue for the corresponding periods.

Summary · p. 4

A majority of our five largest customers had over 5 years of business relationship with us as at the Latest Practicable Date.

Summary · p. 4

To the best of our Directors’ knowledge, information and belief, the business customers and their ultimate beneficial owners are third parties independent of our Company, subsidiaries, shareholders, directors, senior management, employees, and their respective associates.

Business · p. 126
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
Alkaidsemi (Shanghai) Technologies Corporation瑶芯微(上海)电子科技股份有限公司

In 2023, 2024 and 2025, our five largest customers in each year during the Track Record Period contributed 45.8%, 42.2% and 48.3%, respectively, to our total revenue for relevant years.

Summary · p. 6

Sales to our largest customer in each year during the Track Record Period accounted for 15.8%, 11.6% and 20.9% of our total revenue for relevant years.

Summary · p. 6

To the best knowledge of our Directors, each of our five largest customers in each year during the Track Record Period was an Independent Third Party.

Business · p. 164
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
Semi-Tech Group Co., Ltd.赛美特信息集团股份有限公司

Revenue generated from our top five customers in each year during the Track Record Period accounted for 36.2%, 28.6% and 27.6% of our total revenue in 2023, 2024 and 2025, and revenue generated from our largest customer in each year during the Track Record Period accounted for 11.5%, 10.8% and 10.1% of our total revenue in the same years, respectively.

Summary · p. 3

Going forward, we also plan to further penetrate into other industries beyond semiconductor industries where we have accumulated experience and resources.

Business · p. 162
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-31Application Proof
TOP TOY International Group Limited大潮玩国际集团有限公司

For the years ended December 31, 2023, 2024 and 2025, revenue from our five largest customers in each period amounted to RMB1,117.8 million, RMB1,263.3 million and RMB2,130.8 million, representing 76.5%, 66.2% and 59.5% of our total revenue for the respective periods.

Summary · p. 4

We have implemented a multi-pronged strategy to reduce reliance on any single distributor, including MINISO, by establishing a broad, omni-channel sales and distribution network both domestically and internationally.

Business · p. 173

According to Frost & Sullivan, there exists adequate alternative distributors that are capable of distributing the Group’s pop toys at a similar scale to MINISO.

Business · p. 174
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-29Application Proof

In 2023, 2024 and 2025, total revenue from our five largest customers was RMB615.0 million, RMB629.1 million and RMB571.5 million, respectively, accounting for 42.7%, 42.3% and 38.9% of our total revenue, respectively.

Summary · p. 6

In the same years, revenue from our single largest customer in each year during the Track Record Period was RMB471.6 million, RMB501.5 million and RMB477.0 million, respectively, accounting for 32.8%, 33.7% and 32.4% of our total revenue, respectively.

Business · p. 177

Xiaomi is our largest customer and significant commercial partner.

Business · p. 179
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-29Application Proof
Joinsilicon Microelectronics (Beijing) Co., Ltd.中茵微电子(北京)股份有限公司

In 2023, 2024, and 2025, revenue generated from our top five customers in each applicable year accounted for 74.4%, 95.1%, and 78.3% of our total revenue, respectively, and revenue generated from our largest customer in each applicable year accounted for 32.2%, 81.5%, and 37.4% of our total revenue, respectively.

Summary · p. 5

According to CIC, customer concentration is common among those chip customization service companies with a high revenue contribution from AI-related applications, as the relevant customer base is relatively concentrated and primarily consists of a limited number of large downstream AI cloud service providers;

Business · p. 120

Revenue from Customer B accounted for 81.5% of our total revenue in 2024, because we completed chip design for various contracts with it and recognized revenue accordingly during the year.

Business · p. 120
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-27Application Proof
Guangzhou Tinci Materials Technology Co., Ltd.广州天赐高新材料股份有限公司

In each year for the years ended December 31, 2023, 2024 and 2025, purchases by our five largest customers in each period accounted for 71.2%, 58.7% and 58.5% of our total revenue, respectively; during the same years, purchases by our largest customer accounted for 52.7%, 40.0% and 36.1% of our total revenue, respectively.

Business · p. 158

Our Directors consider that our customer concentration during the Track Record Period is mainly due to the concentrated nature of the downstream lithium-ion battery industry, and our ability to meet our customers’ requirements for product innovation and for stable supply at large scale.

Business · p. 158

We believe that it is mutually beneficial and complementary for both our major customers and us to maintain our business relationships.

Business · p. 159
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-27Application Proof
SigmaStar Technology Ltd.星宸科技股份有限公司

In 2023, 2024 and 2025, our five largest customers in each year during the Track Record Period contributed revenue of RMB1,758.9 million, RMB1,951.1 million and RMB2,620.1 million, respectively, accounting for 86.9%, 82.9% and 88.2% of our total revenue, respectively.

Summary · p. 3

Revenue from our largest customer in each year of the Track Record Period accounted 39.1%, 37.5% and 35.3% of our total revenue, respectively.

Business · p. 155

During the Track Record Period and up to the Latest Practicable Date, we did not have any disputes with any of our five largest customers in each year of the Track Record Period, and currently there is no indication or sign that they will alter the existing relationship with us in any aspect in the near future.

Business · p. 157
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-27Application Proof
Beijing GeoEnviron Engineering & Technology, Inc.北京⾼能时代环境技术股份有限公司

Revenue from our five largest customers in each year during the Track Record Period accounted for approximately 33.8%, 30.8% and 26.1%, respectively, of our total revenue for the respective year.

Summary · p. 6

Revenue from our largest customer in each year during the Track Record Period accounted for approximately 9.8%, 11.8% and 6.9% of our total revenue for the respective year.

Summary · p. 6

Through the cultivation of strong, positive relationships with our established suppliers and customers, we aim to periodically broaden our customer and supplier base, thereby mitigating operational risks associated with dependency on a singular entity;

The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-26Application Proof
Shuanglin Co., Ltd.双林股份有限公司

Our revenue generated from our top five largest customers were RMB2,188.7 million, RMB2,775.3 million and RMB2,830.4 million for the year ended December 31, 2023, 2024 and 2025, respectively, accounting for approximately 52.9%, 56.5% and 51.6% of our total revenue for the respective periods.

Summary · p. 5

During the Track Record Period and up to the Latest Practicable Date, all of our five largest customers in each year during the Track Record Period are independent.

Business · p. 139

As of the Latest Practicable Date, none of our Directors, their respective associates or any of our shareholders (who owned more than 5% of our issued share capital) had any interest in any of our five largest customers.

Business · p. 139
The company's explanation, the adviser's view and the page in the filing: see Matters
2026-03-26Application Proof
AutoAI (Nanjing) Technology Co., Ltd.四维智联(南京)科技股份有限公司

Our aggregate sales to our five largest customers in 2023, 2024 and 2025 were approximately RMB458.6 million, RMB441.5 million and RMB560.6 million, accounting for 96.2%, 92.2% and 79.3% of our total revenue for the respective years.

Summary · p. 4

Our aggregate sales to our largest customer in 2023, 2024 and 2025 were approximately RMB221.9 million, RMB228.8 million and RMB315.2 million, accounting for 46.5%, 47.8% and 44.6% of the total revenue for the respective periods.

Business · p. 140

We have concentration of credit risk as 53%, 52% and 39%, of the gross carrying amount of trade receivables was due from our largest customer as of December 3l, 2023, 2024 and 2025, respectively, while 93%, 92% and 74% of the gross carrying amount of trade receivables were due from our five largest customers as of December 31, 2023, 2024 and 2025, respectively.

Business · p. 140
The company's explanation, the adviser's view and the page in the filing: see Matters

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