国产国产精品人在线视,少妇性荡欲午夜性开放视频剧场,日本三级欧美三级人妇视频黑白配,色窝窝亚洲av网在线观看

 

Enterprise certificate

Our company passed the ISO9000 and HACCP in 1998, 1999. In the course of practical production management, combine ISO9000 with HACCP, realize the management of two certificates from product to service. On the basis of guarantee security and sanitation, we have been frequently improving our own level of the management. Through the quality consciousness training to the workers, which make them participate in the quality management amd form a set of quality management system.