天天做天天爱天天综合网2021-天天做天天爱天天综合网-天天做天天爱天天爽综合网-天天做天天爱天天射-久久成人动漫-久久成年人视频

Company Profile
Enterprise Profile
1999
Date of Incorporation
5
%
+
Proportion of R&D Investment turnover
10
%
Proportion of R&D Personnel companies
20
People
+
Research and development elite team led by doctoral supervisor

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.

Milestone

Zhongshi enterprise, with its innovative design, excellent products, has been widely recognized in the industry. Through 30 years of development, along the way, it has successfully become a leader in the production of large-scale electronic tin solders in China!

2022

Recognized as “National Specialized and Sophisticated enterprise” by the Ministry of Industry and Information Technology

2021

Worked in the technical committee to draft the national standard of copper channel wire

2020

Worked in the technical committee to draft and publish the national standard“Tin-Lead (GB/T 3131-2020)”

?

Equipment upgrade.

2017

Launched the program of electronics packaging in New Energy Vehicles

?

Established Zhongshi Academician Workstation with Academician Korzhyk Volodymyr from China-Ukraine Institute of Welding, Guangdong Academy of Sciences

2016

Worked in the technical committee to draft and publish the industrial standard “No-clean liquid flux (SJT11273-2016)”

2015

Started to cooperate with Electronics and Semiconductor Packaging industry.

?

Introduced high precision alloy and copper profiles equipment and technology.

2013

Established Guangdong Provincial Engineering and Technological Research Center for Brazing in Zhongshi.

?

Cooperated with South China University of Technology.

2012

Moved to Songshan Lake High-Tech Zone of Dongguan City

2010

Renamed as Guangdong Zhongshi Metals Co., Ltd

2010

Recognized as China National hi-tech enterprise

?

Registered “Zhongshi”as our trademark

2008

Acquiring Beijing Aerospace Solder Material Factory (a subsidiary of China Aerospace Science and Industry Co., Ltd.), marked we are becoming an technology oriented company.

?

Invented water-based no-clean flux with no volatile organic compounds, halogen-free and low solid content; and soldering flux products came to market.?

?

Introduced solder preforms equipment and technology.

2004

Renamed as Dongguan Zhongshi Solder Co., Ltd

2003

According to RoHS standards, lead-free solder products came to market

Be a member of Electronic Tin Solder branch of China Electronics Materials Industry Association

1999

Dongguan Humen Zhongshi Solder Factory established

Company Philosophy
Enterprise Purpose

Tree technology star,

Set up green pine sea sail.

Enterprise Mission

Development and promotion of environmental protection products,

Protect the human living environment.

Corporate Vision

To be the leader of the Chinese industry,

Create an international brand and serve the space industry

Enterprise Philosophy

Talent elite,Management Standardization

Quality standardization.

Enterprise Spirit

Innovation and enterprising,The pursuit of excellence

Create sharing,Return to society

Certificates
Company Profile
主站蜘蛛池模板: 夜夜狠狠狠狠 | 思思久久99热只有精品 | 日本男女动态图 | 青春草视频下载 | 欧美一级大片免费看 | 亚洲最大综合网 | 五月天激情婷婷大综合 | 欧美在线中文字幕高清的 | 天天做天天爱天天操 | 欧美影院一区二区三区 | 欧美视频一区在线 | 又硬又粗又长又爽免费看 | 日本亚洲网站 | 在线91精品国产免费 | 亚洲精品午夜久久aaa级久久久 | 亚洲专区一 | 小明www永久在线看 小黄鸭b站视频在线 | 偷偷操不一样的久久 | 亚洲欧美国产另类 | 性xxxxx| 性欧美大战久久久久久久久 | 亚洲aⅴ在线 | 婷婷狠狠操 | 午夜性色福利视频 | 亚洲日本va在线观看 | 四虎永久免费在线 | 日韩精品一区二区在线观看 | 综合色综合 | 伊人影库 | 亚洲精品视频免费观看 | 一二三四免费观看高清动漫视频 | 青青草视频在线免费观看 | 热久久思思 | 中文字幕免费高清视频 | 亚洲 欧美 自拍 另类 欧美 | 亚洲一级免费毛片 | 天天草天天干天天 | 日韩深夜福利视频 | 午夜欧美福利视频 | 天天干天天操天天爱 | 四虎永久在线观看 |