尤物视频污,99热99热99超碰,精品久久久久女少妇,少妇精品无码,日B视屏久久香色,亚洲美女午夜福利av,国产美女被操,国产九九精品,国产久久色情

Zhejiang Taizhou Shengfeng Chemical Co., Ltd. was formerly known as Zhejiang Huangyan Guangming Additives Factory, established in 1997. In 2003, it relocated to Kaihua and became Zhejiang Kaihua Shengfeng Chemical Co., Ltd. Due to business development needs, the current company was newly established in 2014.

Since its establishment in 1997, the company has been engaged in the research, development, and production of rubber additives. After years of development, it now produces over twenty types of fine chemicals, including rubber accelerators, anti-aging agents, and other intermediates, with an annual production capacity of more than 500 tons. It is a member unit of the China Rubber Industry Association. The company continues to grow based on the principles of integrity in operation and quality first. We sincerely welcome all customers to visit and provide guidance!