精品国产欧美一区二区三区不卡,一级久久久久久,天天干天天玩天天操,中文字幕在线不卡播放,www.久久,精品国产亚洲一区二区三区大结局,国产精品久久久久精女同

Today is the day.:2025Years08Month30Day Chinese| Back to Home
Current position Home> Quality Assurance
Quality Inspection Center

R&D is the key source of Zhengli development which provide continuous support for products renovation, quality management and cost optimization.

Zhengli has an experienced R&D team in various fields such as silicate, equipment, pharmaceutical, biological products etc. After years of efforts, Zhengli has gained many patents. We are also cooperating with universities in innovative research and sharing higher technology achievements together.

Quality Inspection Center


WeChat QR Code
  • About Us Company Profile Development History
  • News Company News Industry News
  • Products Vials Cartridges Prefilled Syringe Ampoules Customization
  • Technology Scientific Research
  • Contact Us Add:No 38 Hongsheng Road,Hongtang Industrial A.Ningbo City,China Tel:+86 574 8757 6668 Fax:86 574 8757 6898 E-mail: info@nbzhengli.com
    • <td id="mgaq0"><abbr id="mgaq0"></abbr></td>