手工加工
                            我們提供原材料，無需技術，好上手。 
                            水質筆心： 400萬支  0.31元/支   塑料      8個月   見圖紙
                            觸摸開關： 200萬只  2元/只      電子元件  12個月  見圖紙 
                            IP電子調節器：600萬只 0.7元/只  電子元件  12個月  見圖紙
                              聯系人：董先生
                                電話：024—88512796
                                手機：15840404335
                                郵箱：[email protected]
                                郵編：110013          
                                地址：遼寧省沈陽市沈河區友好街19號奉天銀座B座1505