Announcement of Initial Public Offering and Listing on the ChiNext Market

Suzhou Betely Polymer Material Co., Ltd.

Announcement of Initial Public Offering and Listing on the ChiNext Market

Sponsor (Lead Underwriter): Guotai Junan Securities Co., Ltd.

Special Notice

Suzhou Betely Polymer Material Co., Ltd. (hereinafter referred to as "Betely", "Issuer", or "Company") is conducting its initial public offering and listing on the ChiNext market in accordance with the relevant regulations issued by the China Securities Regulatory Commission (CSRC) and the Shenzhen Stock Exchange (SZSE).

The Sponsor (Lead Underwriter) for this offering is Guotai Junan Securities Co., Ltd. (hereinafter referred to as "Sponsor (Lead Underwriter)" or "Guotai Junan").

Preliminary inquiries and offline issuance are conducted through the SZSE offline issuance electronic platform and the Shenzhen branch of China Securities Depository and Clearing Corporation Limited. Online issuance is conducted through the SZSE trading system.

The diluted static price-to-earnings (P/E) ratio based on the offering price of 12.10 RMB/share is 27.39 times, which is lower than the average static P/E ratio of the industry (68.33 times) as of August 13, 2026 (T-4 day), and lower than the average static P/E ratio of comparable companies (34.00 times). However, risks regarding potential share price decline remain.

1. This offering combines strategic placement, offline inquiry placement, and online pricing issuance.

2. Following the preliminary inquiry, the Issuer and the Sponsor (Lead Underwriter) excluded quotes higher than 12.41 RMB/share, as well as specific quotes at 12.41 RMB/share based on volume and time criteria. The total excluded volume was 5,068.1 million shares, representing 2.9929% of the total proposed subscription volume.

3. The final offering price is set at 12.10 RMB/share. Subscription for both online and offline investors will take place on August 19, 2026 (T day), with no upfront payment required. Offline subscription time is 9:30-15:00; online subscription time is 9:15-11:30 and 13:00-15:00.

4. Based on the final price, the Sponsor's related subsidiaries are not required to participate in strategic placement. Strategic investors include the Company's senior management and core employees' asset management plan, and large enterprises with strategic cooperation. The final strategic placement volume is 19.379916 million shares (29.50% of the total offering).

5. Online shares have no lock-up period. Offline investors must commit to a 6-month lock-up period for 10% of their allocated shares. Strategic investors are subject to a 12-month lock-up period.

6. Online investors must express their subscription intent independently.

7. The Issuer and Sponsor will decide on the clawback mechanism on August 19, 2026 (T day) based on online subscription levels.

8. Offline investors must pay the subscription funds by 16:00 on August 21, 2026 (T+2 day). Online investors must ensure sufficient funds in their accounts by the end of T+2 day.

9. If the total subscribed shares are less than 70% of the total offering (after deducting strategic placement), the issuance will be suspended.

10. Defaulting investors will be reported to the Securities Association of China and may be restricted from future participation.

11. Investors are urged to read the "Special Announcement on Investment Risks" published on August 18, 2026 (T-1 day).

Valuation and Investment Risk Disclosure

1. The offering price is 12.10 RMB/share. Betely belongs to the "C39 Computer, Communication and Other Electronic Equipment Manufacturing" industry. The industry average static P/E ratio is 68.33 times as of August 13, 2026.