中韩高清无专码区2021曰_色翁荡熄又大又硬又粗又视频图片_波多野结衣乳巨码无在线观看_国产91福利在线播放_国产人妻人伦精品_马来西亚潜水天堂_黄色免费网站下载_免费看黄网站黄污污污热门软件_小莹客厅激情46章至50章视频

Hubei Youshida Technology Co., Ltd. is a high-tech enterprise engaged in R&D, production, and technical service. The company owns a group of intermediate and senior technical talents, who are engaged in developing, researching and manufacturing new chemical materials for long-term period. 50% are technicians. The company has established long-term cooperation relationships with Wuhan University and other universities for researching and developing new products. Our R&D team is led by senior researchers with doctoral degree. The company is divided into research institution, production technology department, quality control department, etc.

Youshida owns the most advanced production devices and quality control methods in China. Based on assist control of computer, effective quality management system, we can assure the customers of high-quality products. Our main products fluorine-containing surfactants, special chemical materials and electronic cleaners are widely used in photoelectron, fire control, textile printing and dyeing, paper and leather treatment, film, environment protection, oil exploitation, pesticide, high-grade coating, synthetic resin, fuel additive, and other fields.

The company has engaged in manufacturing fluorine-containing surfactants and fine chemicals for about 30 years. Youshida insists on operation principle of "people-oriented, credit top", adheres to management philosophy of "pursuit of excellence, sharing achievement", and sticks to service concept of "selling products, establishing brand, making friends", and it is highly praised by clients.

The company will meet the requirements of clients by professional services. We'll win customer's trust with high-quality products and professional services.