Anhui Blackma Heavy Industrial Machinery Co., Ltd.

Anhui Blackma Heavy Industrial Machinery Co., Ltd is a leading manufacturer specializing in automation equipment for HVAC duct production. The company designs, engineers, and supplies advanced auto duct production lines such as the U Shape Auto Duct Production Line 5 and Auto Duct Production Line 5, rectangular duct making machines including CNC plasma cutting machines, TDF flange forming machines, and lock forming machines, spiral duct forming machines, and round duct making machines like electric rolling machines and round duct lock seam machines. These integrated solutions automate sheet metal processing, forming, and assembly for efficient, high-precision fabrication of ventilation systems. Serving the global HVAC, ventilation, and metal duct manufacturing industries, Blackma's products enhance productivity through innovative designs and durable construction. Holding CE, ISO, and SGS certifications, the company has participated in national Chinese pipeline machinery standards and delivered solutions to clients in over 100 countries, including Australia and Canada. With a focus on technological iteration and customer support, Blackma provides installation, training, and maintenance services, driving industry advancements in automated duct processing.