在线视频国产系列直播,国产亚洲制服无码中文,先锋影音av最新资源网,国产动作大片中文字幕,婷婷亚洲综合五月天小说,日韩av一区二区精品,免费无需播放器视频国产,欧美五月激情综合网,成年日韩片av在线网站,国产成人精品免费播放

Ruiyuan Chemical is a professional manufacturer of fur, hair dye intermediates, medicine, pesticide intermediates and other high-tech products integrating scientific research, production and trade. The company now has about 125 employees, among which 35% are professional and technical personnel with doctor's degree and master's degree. The company has the research and development of high-tech products and the ability to design special specifications for users. Quzhou High-tech Industrial Park, where the factory is located, is a provincial specialized high-tech industrial park for chemical industry approved by Zhejiang Provincial People's Government and National Development and Reform Commission. Water supply, power supply, communication and pollution control facilities are complete in the park. Heat supply, sewage discharge and basic chemical raw materials can be obtained from Juhua Group. These provide a guarantee for the long-term and stable development of enterprises.

In terms of safety and environmental protection, the equipment and plant of the company have met the requirements of class A and B explosion-proof, sewage discharge has met the requirements of the national discharge standards, and the exhaust gas absorption device has been installed in accordance with the national requirements, and the operation effect is good. The company's main production line is fully equipped to meet the production needs of a variety of products. Our factory quality assurance system is sound, equipped with imported liquid chromatography (HPLC), weather chromatograph (GC), Karl Fischer moisture meter, melting point meter and other advanced product quality testing instruments. The factory also has an advanced precision chemical laboratory to meet the needs of new product development. In terms of organic intermediates, our company has formed a product group featuring continuous nitrification, reduction, esterification, acyl chlorination and separation technologies to meet customer market demand.