男男扒开小受双腿进入gv视频,边添小泬边狠狠躁第69集,成人AV无码一区二区三区,亚洲国产精品久久久久久久

Founded in 2001, Chongqing Jiashitai Chemical Co., Ltd. was re-assembled from the original Chongqing Zhizhi Chemical Plant. The factory is located in Dazhulin Industrial Park, North New District of Chongqing. It covers an area of 9900 square meters and has a construction area of 5,000 square meters. It has 59 employees, including 19 engineers and technicians, and 32.2% of the total number of people with college education or above. It is a comprehensive private enterprise integrating R&D, production and sales of various general-purpose coupling agents and special coupling agents and various fine chemical additives. It is a key enterprise for the production of domestic aluminate coupling agents and other coupling agents. one...