A Leading Manufacturer for more than 20 years

Zhejiang ASK New Insulation Materials Co., Ltd., an ISO9001 certified company, specializes in the manufacture and supply of calcium silicate insulation, perlite insulation, diatomite bricks, and other relevant auxiliary materials. As a Sino-foreign joint venture (invested by Japan ASK Corporation), Zhejiang ASK New Insulation Materials Co., Ltd. uses the production lines of Japan ASK with an annual output of more than 100,000 cubic meters of calcium silicate insulation.

Our main products are made of the rich resources of diatomaceous earth in Shengzhou City, which has over 60% of the total diatomaceous earth resources in China. By attention to our principles and respect for our customers, Zhejiang ASK New Insulation Materials Co., Ltd. has become a leading calcium silicate insulation production and export base in China.

Zhejiang ASK New Insulation Materials Co., Ltd. has more than 400 staff members and 13% of them are technicians and engineers with high education and rich engineering experience. As a global player, Zhejiang ASK New Insulation Materials Co., Ltd. is a leading manufacturer of thermal insulation materials in China with the registered capital of 2447.8 thousand USD.

In 2007, we invested a new company a professional company that produces CPVC and UPVC pipe, fittings and valves.

Tianjin Hongtai Plastic Pipe Co., Ltd. has signed contract with Lubrizol Corporation and has become Lubrizol's licensed manufacturer on "FlowGuard" hot/cold water systems and "Corzan" industrial systems in China. Tianjin Hongtai's pipes, fittings and valves conform to GB, ASTM and DIN standards.