Yazi Packaging Products Factory is a China Polish cosmetic jars manufacturers and Nail polish containers suppliers,offer wholesale Polish cosmetic jars,Nail polish containers for sale Yuyao Yazi Packaging Products Factory is located in Yuyao City, Ningbo. It has the largest cargo port in the world and is one of the fastest growing cities in China. The traffic is very convenient,100km from Hangzhou and 175km from Shanghai.