Introduce briefly Dongguan Konstar Sporting Industrial Co., Ltd is a new style developing enterprise which is located in Dongguan City - known as an international production technology base of Guangdong Province in China. Our company has established engineering department, plastic department, electronic department, and exporting department and specializes in the design, production and sale of sports and entertainments items. Today, we can produce jump ropes, push-up stands, heart rate monitors, ...