Hebei Chengyi Engineering Materials Co., Ltd. is a professional fastener manufacturer in China. Why Choose Chengyi: --- 21 years of production experience, exporting to 154 countries, accumulatively serving 1800+ customers, rich export experience, reducing your import risk. --- Factory direct sales, saving 15-30% of the middleman price difference. --- Passed ISO9001/ISO14001/ISO45001/SGS, quality control from material selection to delivery 20+ times, and provide free samples. --- 5000 tons in stock, up to 3000 tons per month, average delivery time 7-20 days. --- After-sales team of 25 people, solve all after-sales problems 0 Risk Commitment --- If the product quality and packaging problems are found after receiving the goods, help solve the problem and unconditionally compensate the loss within 30 days. Our added value --- In China, provide you with free factory inspection services.