Guangzhou Dtech Electronics Technology Co., Ltd. ທີ່ຢູ່ ຫ້ອງ 311, ຕຶກ 1, Jiahe Creative Park, 63 Huangbian North Road, Guangzhou, Guangdong, ຈີນ. ອີເມລ export@dtechelectronics.com ໂທລະສັບ 0086 020 85532488