Our MEC series valve air control device, was originally designed and manufactured in Japan by MEC company.Since 1992, production has been transferred to Zhejiang Linhai Jufeng Machinery Co.是什么意思_Our MEC series valve air control device, was originally designed and manufactured in Japan by MEC company.Since 1992, production has been transferred to Zhejiang Linhai Jufeng Machinery Co.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句