Shanghai Donglong Plastics Co., Ltd., is a professional manufacturer of PVC, PET, PP, PS vacuum box covers and plastic cylinder for toys, electronics, hardware, food, stationery, jewelry, instruments, gifts, etc. It has been twenty years since we brought into production in Shanghai. Now we have got ISO 9002 and National Quality System certificate. We own seven advanced automatic high-speed vacuum machines, 2 automatic fold machines, 8 film punches and related facilities. We also own a production line of automatically converted fight gum, two high-frequency heat sealing machines and two folding machines. Our clients could save packing cost. Our company is well equipped and has a huge contingent of technicians. Facilities of machining lathe, millers and CNC machining of small milling machine enables us to realize quick production and fast delivery to satisfy our clients. In order to promote self-development and enroll in the fierce market competition, we bought 8, 000 square meters land to set up new plant of 3, 000 square meters. We enjoy good reputation in blister industry for reasonable price, good quality and fast delivery. Our quality and service deserve to be your best choice. We are always ready to provide the best service and endeavored to expand the market for your products.