偷窥国产亚洲免费视频-麻豆av在线-aaaa一级片-九九热精品视频在线观看-免费又黄又爽又猛的毛片-成人网在线免费观看-久久av导航-亚洲视频无码高清在线-一级特黄视频-久久久久亚洲精品无码系列-h人成在线看免费视频-强伦人妻一区二区三区视频18-国产视频一区二区在线播放-天天摸日日摸-视频在线观看91

Deyou Rubber Belt has three laboratories: raw material and formula laboratory, product development and application laboratory, and quality laboratory.

The main responsibilities of raw materials and formulation laboratory are to select raw materials (glue, base material, separating film), control their performance and quality, and provide qualified and stable raw materials for product development projects; to develop product formulations, EVT as the initial brush selection, and to provide 1-2 reliable and competitive formulations for pilot production of DVT.

The main responsibility of the product development and application laboratory is to use the product formula recommended by the raw material and formula laboratory to conduct DVT and PVT trial production on the actual production line, to evaluate the quality stability of its production performance; and to design reasonable test methods to evaluate the performance of products, to provide detailed and complete test data to the raw material formula laboratory and the factory quality laboratory, to raw materials. The formulation laboratory provides the basis for formulation improvement, or provides the quality laboratory with product specifications for mass production; and designs and customizes application tests according to customer needs to help customers predict the performance of products in customer project applications in advance, so as to provide recommendations.