亚洲色图50P,欧美婷婷六月丁香综合色,波多野结衣电影一区,99er久久

Company Profile
Company Profile
|
2023.08.14
Enterprise Profile

Guangdong Zhongshi Metal Co., LTD., a high-tech enterprise, welding material supplier for national aerospace and military units, is a manufacturer that provides high-quality welding materials and customized metal materials for aerospace, military and civil industries. Founded in 1999, the company is headquartered in Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province. The registered capital is 22 million yuan, with an annual capacity of 8,000 tons.

?

The company's products are: preformed solder, solder paste, tin wire, tin bar, BGA tin ball, anode rod, flux, cleaning agent, adhesive, gold wire and gold belt series, custom high precision copper shaped wire and other categories. Products are used in military, aerospace, medical, global electronics and other fields. Cooperative customers include China Aerospace Science and Industry Corporation, Aerospace Science and Technology Group, China Electronics, China Weapons, China Shipbuilding, Chinese Academy of Sciences, Guilin Aerospace Electronics, Shaanxi Aerospace Navigation Equipment Co., LTD., Huawei, ZTE, TCL, BYD, Jingxin Communications, Emerson, Huabai, Huaqin Group, Quanhan, etc.

?

The company has more than 30 independent research and development patents, including 21 invention patents authorized, 2 appearance patents authorized, 1 utility model authorized, and 7 invention patents currently under actual examination. Among them, the patent of "a halogen-free flux for lead-free solder paste and its preparation method" is applied to any product with halogen-free requirements and focuses on environmental protection. The patents of "A high reliability low temperature lead-free solder paste and its preparation method" and "a cored solder wire solid flux that can reduce flying" are suitable for a variety of electronic base plate materials and multiple process Windows, and have a wide range of applications in the electronics industry.

?

The company has won a number of honorary titles, and has been awarded as "National high-tech Enterprise", "Guangdong Engineering Technology Research Center", "Guangdong Famous brand products", "electronic tin solder professional top ten enterprises", "Guangdong Province contract and credit enterprises", "Dongguan patent cultivation Enterprise" and other honorary titles.

?

Committed to R & D innovation is the core value of the company, the company's annual investment in R & D funds accounted for more than 5% of the turnover, R & D team has senior, professional, assistant R & D engineers 19, accounting for about 10% of all members. In addition, the company has conducted technical exchanges and cooperation with Tsinghua University, South China Institute of Technology, Ukraine Barton Welding Research Institute and other universities for a long time, and formed a research and development elite team led by a doctoral supervisor.

?

Zhongshi will adhere to the concept of scientific research and innovation, quality first, and customer service, and strive to be the leader of the global industry.

Zhongshi spirit: innovation and enterprising, the pursuit of excellence, create and share, return to society.

精品无码99| 久久久久久无码av成人影院| 无码二区三区| 免费网站看V片18禁无码在线播放| 午夜精品久久久久久99无码| 精品久久久久久久无码| 涩欲视屏在线观看| 亚洲婷婷免费观看| 人妻无码中文专区久久av| 好屌妇精品无奈| 手机AV欧欧| 后入大屁股在线| 尤物蜜芽国产成人精品区| 精品久久久久久免费播放| 成人18禁欧美大片69| 丝袜高跟av| 91蝌蚪人妻| 中国熟妇牲交视频| 7777精品久久久大香线蕉| 五月丁香六月| 少妇另类首页| 波多野结衣久久精品99e| 丰满少妇一级毛片武乱群| AV天堂中文| 精品国产乱码久久久久久蜜桃免费| 亚洲一二三四五区| 少妇AVCOM| 欧美激情图片| 93久久精品日日躁夜夜躁欧美| 无码在线观看毛片| 高潮潮喷视频| 国产精品视频一区无码| 老妇xxxxx性开放| AV日韩美电影网| 亚洲一区在线日韩在线深爱| 无码视频在线午夜福利| 奇米在线4444| 天天做夜夜爽| 中文字幕亚洲乱码熟女在线萌芽| 精品乱子伦一区| 中文最新版地址在线|