Dongguan Hongying Plastic Co.,LTD Dongguan Hongying Plastic Co.,LTD. (Old Name :Dongguan Hongyi Plastic MFY)is one of the pioneers in designing, producing and distributing innovative blow molding products. ISO quality management system and 7S management system have been fully implemented in our factory. Using only finest materials and precision manufacturing techniques, we satisfy our customers by timely delivering a wide variety of blow molding products and solutions of consistently high ...