Chengde Haiyida Industrial Co.,Ltd has been a leader in supply of Pipe Fittings, Hardware and related series products, which are widely used in Mining, Energy, Plumbing industry，Fire profession and construction industry. Our products sold well in the Philippines, United States, Mexico,Singapore, Russia, Taiwan and other countries and regions .Keeping with the updating and upgrading market, we will continue to develop our production field and improve our technology.