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  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
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  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
  • qingdao changyu group is composed of qingdao changyu seal co., ltd., laiyang changyu seal technology co., ltd., shanghai changyu new energy co., ltd., and shandong changyu qingdao university of science and technology technology r&d center. the company mainly produces various types of skeleton oil seals and rubber sealing products. it is currently a supplier of well-known companies such as general motors, ford, volkswagen, mazda, schaeffler, mahler, gotlark and china faw, geely, haima, byd, and chery.
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