COMPANY PROFILE

Established in 1999 and headquartered in Zouping, Shandong, Qianzheng CNC (brand name "JMD") is a national high-tech enterprise dedicated to the R&D, manufacturing and global sales of aluminium & wood window-door fabrication machinery. The 50,000 m² facility houses a modern technology center, standardized workshops and more than 300 employees, including over 50 professional engineers. The product portfolio covers double-head saws, corner crimpers, end-milling machines, aluminium cutting centers and complete window production lines. Certified to ISO 9001 and CE, the company owns 30+ national patents, has been honored as one of China’s "Top 100 Window & Facade Equipment Suppliers" and was listed among Shandong’s "Specialized & New" SMEs in 2022. Guided by the spirit "From Made-in-China to Created-in-China", JMD keeps providing innovative, reliable and customer-oriented solutions to window manufacturers worldwide.

JMD's Factory

CORE ADVANTAGES

• 1.25-year laser focus on aluminium & wood window machinery—China’s veteran expert.

  1. 2.Provincial R&D center + 30+ patents, driving patented innovation into every machine.

     3.Full in-house 50,000 m² CE/ISO plant—precision manufacturing, global export ready.

     4.One-stop window line: double-head saws, corner crimpers, CNC centers—entire process covered.

     5.National "High-tech Enterprise" & Shandong "Specialized-New" winner—industry-endorsed quality & reliability.

     
     

     • 1. COOPERATIVE CLIENTS

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     Qianzheng CNC (JMD) has forged long-term partnerships with leading industry groups and enterprises. Through proven quality and solid capability, it has earned the trust and preference of countless customers, establishing itself as a reliable supplier of window & door fabrication equipment.

     

     HIGHLIGHTS AT WINDOOR 2025

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  At Windoor Facade Expo 2025, JMD’s exhibit of the equipment that won the 11th Polaris Award of Constrcution drew crowds of domestic and overseas visitors. Its Digital and Intelligent Window and Door Factory is built around six fully-linked zones—smart raw- and off-cut storage, automatic thermal-barrier strip insertion, multi-process intelligent machining, temporary kitting buffers, intelligent assembly aids and smart finished-goods warehousing—breaking information silos to create an automated, digitalized and intelligent network. The system slashes costs, multiplies efficiency and sets the trend for the window & door sector, while empowering end-users with turnkey technical solutions.

  
  

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