Qingdao HongKing Maxwarm Co., Ltd is one of the leading adhesive self-heating body warmer manufacturer in China. We have more than 150 employees, including 30 sales personnel, 10 technicians, 5 quality inspection personnel and more than 90 workers. The company covers an area of 3,000 square meters and has 2 factories with a daily output of 1 million pieces, which can meet the needs of most customers.