HongdaCOCA²⁸⁰¹³⁶⁺⁵ 基本例句 红花大金元¹⁰⁰ “ Hongda Electronics” created in Hongda2001, is a professional engaged in electromagnetic, electronic piezoelectric buzzer, development and production of high-tech private enterprises. “鸿达电子”创建于2001年，是一家专业从事电磁式、压电式，电子蜂鸣器的开发与生产的科技型民营企业。 diywww