Exhibit at Asia Pool & Spa Expo 2025 – Booth T270

Qingdao Develop Chemistry Co., Ltd. is pleased to announce our participation in the Asia Pool & Spa Expo 2025, taking place from May 10th to 12th at the China Import & Export Fair Complex in Guangzhou, China.

We warmly invite all partners, clients, and industry professionals to visit us at Booth T270, where we will showcase our latest products and solutions, including:

• Chlorine & Sanitizers (TCCA / SDIC)

• Calcium Hypochlorite

• Stabilizers

• Flocculants

With over 20 years of experience in pool chemical manufacturing and export, Qingdao Develop Chemistry continues to deliver high-quality, cost-effective water treatment solutions to global markets.

Please see the attached invitation for full details. We look forward to seeing you in Guangzhou and discussing how we can support your business with our professional products and services.

Let’s meet at Booth T270 – Together for cleaner, safer water!