久久er精品视频_先锋影院在线亚洲_影音先锋一区_性色av香蕉一区二区

Tianchang Kanghui Protective Products Industry & Trading (hereinafter called "Kanghui") is located in Tianchang Economic Development Area, in the west of Yangzhou and the north of the ancient capital - Nanjing, which is also 10 kilometers away from No. 205 National Highway. Our company occupies 80,000 square meters and we have a 100,000 grade purification workshop covering an area of 1,200 square meters, which has passed GMP test. We enjoy convenient transportation and speedy information flow for export.