Manufacturer or distributor of the following trademarks

• Wateh 華德老牌燈泡註冊商標 (Huadelaopai dengpao zhuce shangbiao)
• Oppel 亞浦耳電風扇商標 (Yapu'er dianfengshan shangbiao)
• OLM 電燈泡商標 (Diandengpao shangbiao)
• 經濟電燈泡商標 (Jingji diandengpao shangbiao),
• 華通註冊商標 (Huatong zhuce shangbiao)
• 裕國泡 (Yuguopao)
• 中國泡 (Zhongguopao)
• 火車泡 (Huochepao)
• 吉士泡 (Jishipao)
• 飛而固泡 (Fei(ergupao)
• 華盛頓泡 (Huashengdunpao)
• 五福泡 (Wufupao)
• NEW LIGHT 新光華牌 (Xinguanghuapai)
• MOON LIGHT 月光牌 (Yueguangpai)
• FOHAN 福安 (Fu'an)
• OLTON 亞而豋 (Yaerdeng)
• WATTMEN 華德門 (Huademen)
• THE ORDER 中國公今 (Zhongguo gongsipai)
• STANDARD 標凖牌 [上海註冊商標] (Biaozhunpai [Shanghai zhuce shangbiao])