2007 - TINVO was established in Harbin, the "ice city", engaged in the steel industry with the spirit of learning and exploration.

2008 - Began to purchase accessories for rolling mill plants and steel making plants for overseas customers, and provided on-site inspection services.

2012 -Entered the mill roll industry, customize and processed various hot-rolled and cold-rolled rolls for overseas customers.

2013 - Extended roll business to carbide products and high-speed steel products.

2015 - Began to undertake precise machining services for overseas customers, customizing shearing blades, gears, guide rails, etc.

2018 - Start exporting the equipment & parts in steelmaking and rolling, and accumulating numbers of qualified manufacturers for steel mill MRO business.

2019 - Cooperated with well-known domestic steel design institutes to provide solutions for customer's production line.

2023 - After the end of the COVID19 epidemic, recovered and returned all business to normal, moving forward.