Tianjin Qingtai Hardware, Electrics, and Chemicals Firm operates primarily in the field of construction, focusing on manufacturing and supplying professional hardware and electrical products. They specialize in producing ladders, construction machinery, and suspended platforms for various industrial uses. With a strong presence in the Tianjin region, the company caters to both local and international markets, emphasizing the quality of their Qingtai-branded products, which are widely used in construction and industrial sectors