Shandong Hengrong Automation Equipment Co., Ltd. Tel:+8618668986890WhatsApp:+86 Email:sd_hengrong@163.comAdd:No. 787-8, East of Dujiamiao Village, Dougou Subdistrict, Shizhong District, Jinan City, Shandong Province Phone-volume Envelope Tiktok Facebook Whatsapp Send