Luoyang Hengzheng Copper Industry Co.,LtdLuoyang Hengzheng Copper Industry Co ., Ltd Адрес: 471003 Китай, г, Лоян, ул, Тайюань38 | Tel：+86-379-64391187|Fax：+86-379-64390787| Mob : +86151 3872 3572 | Email：info@lyhengzheng.com | info@copper-manufacture.com | Skype:rayen.chen89 | Website: www.copper-manufacture.com | www.lyhengzheng.com | www.hzc-solutions.ru