Langfang Rongfeng Plastic Products Co.,Ltd is a manufacturer of insulation nails,TV antenna of injection molded parts, The valve of injection molded parts, Anchor bolt and any of the plastic products,with well-equipped testing facilities and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in plastic field and other industries. Our products are widely recognized and trusted by users and can meet continuously ...