ʻO Zhengzhou Rongsheng Refractory Co., Ltd. KĀHEA IĀ MĀ ˚ OU Helu helu: 10th & 11th Floors, No.6 Building, Central China Electronic Commerce Port, Daxue Road, Erqi District, ZhengZhou City, Henan Province, Kina Tel: +8613838387996 E-leka uila: info@refractory-bricks.com Whatsapp: +8613838387996 PONO KOKUA? Kākau i kāu leka ma aneʻi a hoʻouna mai iā mākou