国产精品揄拍一区二区久久国内亚洲精 I 日韩啪啪网 I 操你综合 I 亚欧成人网 I 亚洲成a∧人片在线观看无码 I 日本黄色一级网站 I 国产有码aaaae毛片视频 I 色妇综合 I 国产精品 经典三级 亚洲 I 夜夜狠狠 I 不卡影院av I 在线观看国产成人av天堂 I 最新精品视频2020在线视频 I 中文在线字幕免费观看av I 日日骚一区二区三区 I 亚洲欧美精选 I 精品视频在线观看视频 I 超碰97av在线 I 国产欧美在线播放 I 66com色麻豆 I 91精品91久久久中77777老牛 I 国产在沙发上午睡被强 I 国产亚洲黑人性受xxxx精品 I 亚洲丁香色 I 青青草福利视频 I av免费国产 I 日韩在线 | 中文 I 色婷婷精品大在线视频 I 日本97av I 午夜一级大片 I 久久久久麻豆v国产精华液好用吗 I 韩国中文字幕av I 久久久久麻豆

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: 亚洲男女一区二区三区 | 欧美乱人伦中文字幕在线 | 精品久久久久成人码免费动漫 | 国产欧美va欧美va香蕉在线 | 免费无码av一区二区三区 | 国产亚洲欧美日韩二三线 | 全球av集中精品导航福利 | 久久久久99精品成人片欧美 | 欧美大片欧美激情性色a∨在线 | 国产涩涩视频在线观看 | 成人一区国产精品 | 成人区人妻精品一区二区不卡 | 成年片色大黄全免费网站久久高潮 | 亚洲加勒比久久88色综合 | 风流少妇按摩来高潮 | 激情在线亚洲第一页 | 国产精品yy9299在线观看 | 中文字幕亚洲一区二区va在线 | 中文精品久久久久人妻不卡 | 国产亚洲精品aaaa片在线播放 | 国产亚洲情侣一区二区无 | 精品www日韩熟女人妻 | xxxxhdvideosex| 色爽黄1000部免费软件下载 | 最新日韩精品中文字幕 | 亚洲欧美国产成人综合不卡 | 毛片内射-百度 | 国产精品美女久久久久久久 | 欧美黑人粗暴多交高潮水最多 | 兔费看少妇性l交大片免费 未满十八18禁止免费无码网站 | 久久久精品人妻一区二区三区四 | 免费人成再在线观看视频 | 日本在线观看高清不 | 狠狠综合久久av一区二区 | 亚洲成av人片在线观看天堂无 | 国产肉体xxxx裸体784大胆 | 国产成人亚洲精品无码电影不卡 | 欧美性猛交xxxx乱大交3 | 亚洲熟女片嫩草影院 | 欧美日韩不卡合集视频 | 日韩亚洲国产激情一区浪潮av |