Chuangtuo Jinggong (Jiangsu) Co., Ltd. is an integrated company engaged in the research and development, production, sales, and service of lock nuts. The company is located in Huaian city, Jiangsu province, which is the hometown of the founding premier Zhou Enlai and the capital of gourmet food.

Chuangtuo started in 2012 and has transformed from a trading company (Huai'an Delong Hardware Co., Ltd.) to a production enterprise over the past 12 years.

Our company has a strong ability to integrate resources of fasteners and peripheral products, and we can solve various problems for customers, including unconventional materials, small batches of difficult parts with many varieties, etc. We also have a relatively comprehensive self-inspection capability, from raw materials to a complete set of testing equipment before shipment, including spectral analysis of materials, load-holding tensile test, gold elephant, X-ray film thickness instrument, salt spray test, thread accuracy, etc.

Through years of accumulated experience in cooperation with foreign companies, we have a high-quality awareness and strong customer support capabilities, and our products can meet or even exceed customer requirements. At present, we mainly cooperate with foreign companies, and our main customers are excellent international well-known enterprises such as Würth, Bossard, Reyher, Fabory, Bufab, Optimas, Bollhoff, Keller& Kalmbach, and others. Most of the end-users are Fortune 500 companies, involving various fields. 

Our goals are to catch up with the lock nuts technology to the world-class level, constantly improving, innovating, and surpassing.

Our main products include:
all-metal hexagon nuts (ISO7719/ISO7042/ISO7044/DIN980/DIN6927/B18.16.6),
nylon lock nuts (ISO10511/ISO10512/ISO7040/ISO7044/DIN982/DIN985/DIN6926/B18.16.6),
hexagon thin nuts (ISO4035/ISO8675/DIN439/DIN936/B18.2.2),
flange nuts (ISO4161/DIN6923/B18.2.2/IFI145),
special-shaped non-standard nuts, etc.
To meet the demands of our customers, we offer a range of high-quality hex nuts, including metric and American sizes, hot-dip galvanized nuts with standard teeth or reaming, alloy steel nuts made from 35/42 CrMo, and German standard round nuts (DIN 981).

We are immensely thankful to our customers for their unwavering support and trust throughout the years, and we are committed to providing them with exceptional service, top-notch product quality, and impeccable after-sales support.