Company：Anhui Blackma Heavy Industrial Machinery Co., Ltd.
Cellphone： 0086 15655568800
Telephone：0086 555 5229900
Address：Dongcheng Industrial park, Bowang District of Ma'Anshan City, Anhui Province, China
is a professional company for the auto duct production line, rectangular duct making machine, spiral duct forming machine, round duct making machine.
Because of the excellent quality, innovative design and reasonable price, our machines are very popular in both domestic and foreign markets. What's more, perfect
after-sales service wins the majority of our customer's praise.