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Technological Innovation

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Invention patent of water-based clothing leather

Invention patent of water-based clothing leather;

Invention patent of water-based Microfiber

Invention patent of water-based Microfiber;

Waterborne polyurethane synthetic leather technology patent

Waterborne polyurethane synthetic leather technology patent

Waterborne polyurethane invention patent

Waterborne polyurethane invention patent

凱悅百項水性合成革專利墻

Huai’an Kaiyue Technology Development Co., Ltd. has obtained hundreds of nationally authorized technical invention patents for water-based polyurethane and water-based microfiber synthetic leather.

50岁的女人几天需要一次