NaiTeLong Chain Co., Ltd. Is a professional chain manufacturer, after more than 10 years of development has been among the forefront of domestic chain industry. Main chains are A, B series precision roller chain, agricultural chain, motorcycle chain, cement chains, conveyor chain, toothed chain, plate chain and various special specialty chains, and large-sized multi-row roller chain, agricultural chain, cement chain, as well as specialty and expertise conveyor chain can be designed and manufactured according to customer demands. Products strictly enforce the international standard (ISO), the Chinese standard (GB), American standard (ANSI), Germany standard (DIN), British standard (BS) and Japanese standard (JIS) and other standards, which can meet the requirements of the standard of different countries.

Our company strictly implements the ISO 9001 quality management system, with complete detection means, has a digital readout chain length precision measurement instrument, hydraulic universal testing machine, digital display chain torque measuring instrument, high-frequency fatigue testing machine, chain wear testing machine, automatic measurement analysis and micro hardness tester, high precision testing machine, spectrometer and other advanced detection equipment.