Sum Hing Enterprise Company (HK) & DongGuan SanQun Packing Products CO., Ltd (CHN),which specializes in producing all kinds of printing boxes, plastic bags, and customized packages and so on, is a sole-invested enterprise. Located in DongGuan City, Guangdong Province, China, Our factory was set up in 1999. The total plant covers an area of over 20,000 square meters. We have more than 1,200 employees including 150 professional technicians and 92 professional engineers. With advanced equipment ...   |