Haiying Electronic
Product
News
CEM-3 is a composite-type copper-clad laminate. It meets FR-4 standards in terms of glass transition temperature, solderability, peel strength, water absorption, dielectric breakdown, insulation resistance, and UL ratings. However, unlike FR-4, CEM-3 has lower flexural strength and higher thermal expansion.
Keywords: Standard circuit board
FR-4 is the designation for a flame-retardant grade of glass-fiber reinforced epoxy resin copper-clad laminate, indicating that the resin material is designed to self-extinguish once combustion has begun.
Phenolic paper-based copper-clad laminates, used as the substrate for printed circuit boards, feature a flame-retardant rating of 94 HB.
Flame-retardant board, officially known as copper-clad phenolic resin paper-based laminated board, with a flame-retardancy rating of 94 V0.
CEM-1 epoxy paper-core glass cloth composite laminate, with a flame-retardant rating of 94 VO
Keywords:Standard circuit board
Sichuan Haiying Electronic Technology Co., Ltd. was established in June 2006 and is a company dedicated to the research, development, and manufacturing of mid-to-high-end PCBs—both domestically and internationally. Throughout its journey, the company has adhered to the business philosophy of "creating premium products and satisfying our customers." By continuously embracing advanced external management practices, Haiying has strengthened its internal capabilities, striving to survive through innovation and thrive through learning.
From October 25 to 26, 2021, Meizhi Quality Expert Ju Benxiang visited Sichuan Haiying Electronic Technology Co., Ltd. to conduct an audit and provide guidance. During the brief two-day visit, Expert Ju not only conducted in-depth on-site diagnostics and analyses but also delivered a live briefing on the findings and led quality innovation training sessions for all key frontline personnel at Haiying Electronics, helping to gradually shift and enhance the quality awareness of the company’s entire grassroots leadership team.
On September 20 at 6:00 PM, the city implemented a lockdown in response to the municipal government's directive and epidemic prevention requirements, and Haiying Company swiftly launched its COVID-19 control and prevention efforts.
This upgrade was carried out using an open-source code approach with custom modifications, and the website redesign has now been completed. The updated site delivers a significantly improved display interface when accessed on mobile devices!