午夜激情网站,免看**毛片一片成人不卡,国产三级精品在线观看,一级无毛片,国产videosex,亚洲精品国产精品乱码视色,2018国产大陆天天弄

Yingkou Sanzheng Organic Chemical Co., Ltd. (hereinafter referred to as Sanzheng Chemical) was founded in 1988 and was a joint-stock company established by natural persons with the approval of the provincial government in 1997. The company was listed on the Liaoning Equity Exchange Center on April 22, 2013.

For many years, Sanzheng Chemical has adhered to the corporate philosophy of "integrity development", adhered to the development strategy of circular economy, and continuously carried out technological transformation and technological innovation. The company mainly develops series products with cyanuric chloride and sodium cyanide as the core, and develops downstream triazine pesticide series products. Especially in the past five years, we have vigorously developed environmental protection and energy-saving circular economy projects, using the tail gas produced by the production of sodium cyanide and chlor-alkali to produce synthetic ammonia and high-purity hydrogen; synthetic ammonia is reused as raw material for the production of sodium cyanide; at the same time, the analytical gas for the production of synthetic ammonia is used The steam is produced, and the steam is reused for the production and heating of cyanuric chloride; the research and development of the hydrogenation series product project is also being implemented, and the prospects are broad.