色播婷婷电影综合社区,AV女优不卡亚洲在线,99999AV,日韩人妻中文字幕视频,国产拍自偷,91人人妻,超碰在线81,免费福利视频一区,九草青草原在线看

Langfang Naco New Material Technology Co., Ltd. is the Hebei production base of Beijing Zhongruihuatai Applied Technology Research Institute. The company is located between Beijing and Tianjin, with convenient transportation. It is adjacent to the Langcang Expressway and only an hour's drive from Beijing. Covering an area of 20,000 square meters, its main molecular sieve products include 3A, 4A, 5A, 13X, activated powder, activated alumina, carbon molecular sieve, palladium catalyst, ZSM-5 molecular sieve, and more. It is a new chemical enterprise integrating scientific research, development, and production. Its products are exported to Southeast Asia, East Asia, and Europe, and have earned the trust of various domestic industries. With years of production experience, comprehensive testing conditions, and advanced production equipment, the company's production technology has reached an advanced domestic level. In recent years, the company has closely collaborated with several universities in Beijing, Tianjin, and Shanghai to research and produce molecular sieves and some high-end chemical products, achieving ideal results.

Naco is founded on "integrity," driven by the spirit of "technological innovation," and guided by the principle of "quality first, reputation supreme." We will continue to strive relentlessly to create high-quality products and contribute to society with superior products and comprehensive services.