1, Shandong Weihai Dahua Plastic Industry Co., Ltd. Address: Nanhai Lingang Industry, Wendeng City
2. Linyi Le Tong Pipe Industry Co., Ltd. Address: Huaqiang Plumbing Pipe Fittings Market 1 1-2 1, Zone A 19, Linxi 11th Road, Linyi City.
3. Shandong Dongxin Plastic Co., Ltd. Address: Yanggu, Shandong, I hope I can help you.