Chengdu Heltec Teknologi Energi Co., Ltd. No.16, Jalan Chenghong, Distrik Chenghua, Chengdu, Sichuan, Cina jacqueline@heltec-energy.com Telepon: 0086-028-83267289/+8618583756538 +8618583756538 - Manajer Penjualan - Jacqueline Zhao E-mail: Jacqueline@heltec-energy.com Telp/WhatsApp/WeChat:+86 185 8375 6538 Nancy Shi E-mail: nancy@heltec-energy.com Telp/WhatsApp/WeChat:+86 184 8223 7713 Coco Dia E-mail: sales1@heltec-bms.com Alice Li E-mail: sales3@heltec-bms.com
