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Senmai clean special materials
Help the development of semiconductor industry!
Zhejiang Senmai Clean Special Materials Co., LTD. (wholly-ownedsubsidiary of Yongdian Holding Group), founded in 2001, thecompany is located in Wenzhou Longwan District High-tech Park,Zhejiang Province, the company registered capital of 122 millionyuan, covers an area of 20,000 square meters, the company hasaccumulated more than 20 years of professional experiencein stainless steel industry. Has developed into a professionalproduction of ultra-clean stainless steel precision pipe specializedtechnology enterprises.

The company is equipped with a professional team composed ofsenior engineers and industry high-tech talents, keep up with the market demand, and continue to introduce high-quality, ultra-clean stainless steel precision pipe, products are widely used insemiconductor industry, photoelectric, new energy, biological BPE,special gas and other industries of pipeline transportation system.At present, the company is equipped with more than 10 finishingrolling and drawing production lines, 6 electrolytic equipment,the introduction of foreign advanced equipment bright annealingfurnace, straightening machine, internal and external finishingmachine, ECT eddy current and ultrasonic flaw detector and otherhigh-end instruments, and equipped with high-grade clean room.Each year can produce stainless steel ultra-clean BA&EP precisionpipe total of about 3 million meters, the company's production of raw material masterbatch according to industry standardelement data provided to domestic well-known smelting millscommissioned to set, to ensure the reliability and stability of thebase material, is one of the few domestic front-end interventionstrictly controlled from the embryo fine rolling fine pull toelectrolysis of ultra-clean precision steel pipe manufacturingenterprises.

Adhering to the company's mission: to help the developmentof the semiconductor industry and become the practitioner ofthe domestic replacement of ultra-clean precision steel pipefor the vision, in the ultra-clean precision product research anddevelopment of innovation and breakthrough, the pursuit ofexcellence, excellence, to provide customers with stable high-endquality products.

2001

Established(Year)

12200+

Capital(Ten Thousand Yuan)

20000+

Area(Square Meter)

10+

Production Line(Strip)

6+

Electrolysis Equipment(Strip)

300+

Annual Output(Meters)

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Enterprise Development History

1958
Yongqiang Commune Baihe Hydropower Station was established Yongqiang Power Supply Company was formerly known as Baihe Hydropower Station of Yongqiang Commune. It was established in 1958 and was the first hydropower station in the Yongqiang area at that time. It once received the "National Socialist Construction Advanced Unit" certificate signed by Premier Zhou Enlai.
2001
Senmai Special Steel Co., Ltd. was established. Wenzhou Senmai Special Steel Co., Ltd. was jointly established by Yongdian Holding Group Co., Ltd. and Zhejiang Huadi Steel Industry Group Co., Ltd., with a total investment of 80 million yuan. The company has top-notch professional talents in China and has introduced technologies and equipment from Italy, Japan and Taiwan. Its main direction is to process and produce high-tech high-quality stainless steel wires. It aims to meet the increasingly strong domestic market demand and actively explore the international market. It is striving to move forward in the direction of "technological innovation, product diversification, and production specialization".
2024
Senmai Clean Materials was established The company has been deeply engaged in the stainless steel industry for over 20 years, accumulating professional experience. Now, it has developed into a specialized technology enterprise specializing in the production of ultra-clean stainless steel precision pipes. The company is equipped with a professional team composed of senior engineers and high-tech talents in the industry. It keeps up with market demands and continuously launches high-quality, ultra-clean stainless steel precision pipes.
2025
Product transformation and upgrading Strive to create high-end ultra-clean stainless steel precision tubes.
  • 1958
  • 2001
  • 2024
  • 2025

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