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Powerful Research & Development strength
More than 30000 High-Precision sealing moulds
More than 100 kinds of mature sealing materials
ISO9001 international quality system certification
ZHEJIANG SANMEN SEAL FACTORY / ZHEJIANG BROAD SCIENCE AND TECHNOLOGY CO., LTD.
 / ZHEJIANG AILATE TRADING CO., LTD. was founded in 1985 and has been manufacturing sealing products for more than 40 years. We have developed our own brand of Ailate, which enjoys a good reputation in both domestic and overseas market. In 2000, the company passed the ISO9001:2000 international quality system certification, introduced technology and raw material formula from Germany, the United States and Japan, and maintained a long-term horizontal contact with scientific research institutions. The R & D capacity
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