Shenzhen Shi Shi Tong Metal Products Co., Ltd. was founded in 2009. We are a screw customization company integrating product development, sales and service, can accept customer's own designs and O E M & O D M design orders. The company specializes in the production of long screws, non-standard screws, titanium screws, small screws, stainless screws, etc. We have provided more than 430 billion screws for more than 1400 enterprises, and have more than 4500 kinds of customized experience in 22 years, can put forward the reasonable design for customers.Over 11 years working experience for the manufacturing team, the chief engineer has 31 years of experience in designing, developing and manufacturing screws. We can provide screws of different materials for various industries, M1 to M16, length of 1 millimeter to 1990 millimeterWe can customize all kinds of screws, from precision screws with M1.0 diameter on artificial intelligence wear, to multi-step connecting rod screws with complicated mechanical and electrical equipment and ship structures.We strictly implement I S O 9 0 0 1 quality control on the product quality, production's quality must meet the requirements of the drawings, full inspection. With the delivery of shipping report, online video can also be provided to follow up production and check quality.We are willing to make complex work reliable for customers, and put ourselves in the position of customers to evaluate the reliability of products. Welcome to the factory actual investigation!