HDTD was founded in 2005. With decades of experience in the industry, professional teams and cooperation with professional institutions, and relying on innovative technology, the company has made breakthroughs in low-pressure casting machine technology. Sold to all parts of the world and won a wide reputation. HDTD has now evolved into an international group of companies. Chinese companies have three factories in Qinhuangdao and Jiangsu, overseas companies in the UK, and agencies in India and South America. Qinhuangdao Hongtong Machinery Co., Ltd.: covers an area of 20,000 square meters, the main products are: differential pressure casting machine, low pressure casting machine and ancillary equipment.