Ninghai County Jianheng Stationery Co., Ltd. Alamat No.192, Jalan Lianhe, Pekan Qiantong, Ninghai, Kaunti, Bandar Ningbo, China. E-mel nbjianheng@vip.163.com telefon 0086-135866767830086-574-65517559 WhatsApp 0086-13586676783