Hebei Senhai Pipeline Co.,Ltd. is the most professional manufacturer and exporter the following products: ... WITH US. Sincerely Yours, Teddy Shi (Mr.) General Manager Hebei Senhai Pipeline Co.,Ltd. Add.:No.7 Beihai Rd.,Economic & Technological Development Zone ... , Cangzhou City, Hebei Province, China T.e.l: +86-317-2180586 ...