看天堂-看特级毛片-看特级大黄一片-看全色黄一级毛片-看全色黄大色黄女视频-看全色黄大色黄大片视频

Welcome to the official website of Shenzhen Ledfocus Precision Manufacturing Co., Ltd.!
News
News
Hot products

Service Hotline

0755-29727486 0755-83734215 0755-83734236
Industry news

Where are you now:Home >> News >> Industry news
2023-03-31
Temperature profiles are very important in mass production PCBA processing and soldering environments. During smt placement, a slow ramp-up and preheat phase helps activate flux, avoid thermal shock and improve solder quality. However, when it comes to re
2023-03-24
We all know that in SMT chip processing, SMT chip components and SMT ink cartridge components are the most commonly used components, and they each have their own unique characteristics. After different processing, the advantages are also different, so wha
2023-03-16
First of all, see if the PCBA plate maker can really meet the proofing needs: 1、 Look at whether the manufacturer’s products are high-end, mid-range or low-end, and in which field the product is produced, whether the manufacturer can provide its own PC
2023-03-09
Many customers do not know how to choose when looking for a PCBA processing factory. There are too many PCBA processing plants, and on the surface it seems that there is not much difference. So how can we find a suitable PCBA processing factory? It
2023-02-16
Introduction of SMT patch production characteristics. As the last process of SMT production process, reflow soldering combines the defects of printing and surface mounting, including less tin, short circuit, side stand, deviation, missing parts, mu
2023-02-16
PCBA is the core of electronic products, and product reliability, ease of use and stability are closely related to PCBA quality. Therefore, in the process of purchasing PCBA, it is necessary to pay close attention to the quality control points of PCBA, an
2023-02-06
SMT貼片加工客戶普遍關心加工質量,SMT貼片加工質量是重中之重。但是對于SMT貼片代工廠來說,電子元器件的選擇也是影響產品質量的關鍵因素之一。電子加工離不開電子元器件,元器件的選擇也是核心問題之一。既要保證產品質量,又要把成本控制在預算之內,做到質量和成本的平衡。下面專業的SMT貼片加工廠給大家簡單介紹一些常用的元器件。 1.SMD電阻 電阻器是一種具有電阻特性的電子元件,廣泛應用于SMT芯片加工中。電阻分為固定電阻和可變電阻(電位器),在電路中起均壓、分流和限流的作用。
2022-08-22
Many customers of Pcba Processing Industry may only have two words, high or low, for the quotations that suppliers give them. This high-low comparison may refer to the quotations given by previous suppliers, or it may be the average price of the current i
2022-08-22
雖然不是強制性的,但大部分SMT元件是回流焊,而通孔元件是波峰焊。在通孔PCBA組裝技術中,組件被插入鉆孔中,通過波峰焊形成牢固的焊點。通常,通孔零件是手動插入的。   對于貼片元件,焊膏直接涂在焊盤上,使元件的引線保持在一個位置。當PCB經過特殊的回流焊時,焊膏會回流。這里,形成了牢固的焊點。如果您使用……
2022-08-15
Atpresent,theeconomicdevelopmentofmycountry'sdomesticelectronicdataandinformationprocessingtechnologyserviceindustryisveryprosperous.However,whenChinesecompaniescanprocesspcba,theyoftenhaveseriousmaterialconsumptionandslowcompanyproductionandprocessin
2022-08-15
The country has vigorously supported the integrated circuit industry, and my country's PCBA industry will also benefit and maintain a good development trend, but it will also face some difficulties, such as the surge in upstream PCBs and components, w
2022-08-10
With the continuous development of technology, various products have been improved in the processing process, and PCBA foundry materials are chosen in many places. This method is really great. Now, let me explain further to you. What are the main advantag
Contact Us
Shenzhen Ledfocus Precision Manufacturing Co., Ltd.

Address: Room 1204, Dahong (Xinqiao) Science and Technology Innovation Park, No. 48, Xinyu Road, Shajing Street, Baoan District, Shenzhen

Phone: 0755-29727486 0755-83734215 0755-83734236

Person in charge: Mr. Fan 13088821718

Email: roman@leikashi.com

Business section #605

Email: allen@leikashi.com

Website: www.65874.cn

Service hotline
0755-83734236
? 2020 Shenzhen Ledfocus Precision Manufacturing Co., Ltd. All rights reserved 粵ICP備2021139374號
  • Links:
主站蜘蛛池模板: 青青青在线观看国产精品 | 亚洲精品在线网址 | 亚洲麻豆精品 | 国产精品久久久久久久久久久久 | 国产一级精品高清一级毛片 | 亚洲国产精品综合久久一线 | youwu在线影院 | 性猛交娇小69hd | 亚洲成人77777 | 日韩视频在线精品视频免费观看 | 天天爱天天做天天爽天天躁 | 四虎影院网站 | 国模李丽莎大尺度啪啪 | 国产在线观看91精品一区 | 啾咪成人漫画免费 | 亚洲国产一区二区三区a毛片 | 99re热这里只有精品 | 精品综合在线 | 交换年轻夫妇HD中文字幕 | 国产婷婷综合丁香亚洲欧洲 | 韩国悲惨事件30无删减在线 | 香蕉在线精品亚洲第一区 | 男人女人日皮 | 国产91精选学生在线观看 | 韩国三级日本三级香港三级黄 | 美女黑人做受xxxxxⅹ | 日本道在线播放 | 亚洲成在人网站天堂一区二区 | 国产大片免费在线观看 | 4hc44四虎永久地址链接 | 国产中文在线 | 91传媒在线观看 | 精品小视频在线观看 | 果冻传媒在线视频播放观看 | 俄罗斯激情性孕妇孕交大全 | 给我免费的视频在线观看 | 亚洲国产成人精品 | 国产欧美一区二区精品性色99 | 99在线免费视频 | 精品国产综合区久久久久久 | 成人精品免费网站 |