合作厂商/Client:广州华隧威预制件有限公司Guangzhou Huashuiwei Precast co., ltd签订时间Year/ Month:2018/12钢模尺寸（外径）/Specification of Segment Ring:Φ8.8 × 0.4T × 1.8L(7P/R)型号/Type of mould:通用环4 套/Universal ring振动类型/Vibration Method:附着式/Pneumatic vibrator

合作厂商/Client:中铁八局集团桥梁工程有限责任公司China railway eight bureau group bridge engineering co. LTD签订时间Year/ Month:2018/12钢模尺寸（外径）/Specification of Segment Ring:Φ6.7 × 0.35T × 1.5L(6P/R)型号/Type of mould:标准环4 套/standard ring振动类型/Vibration Method:振动台/Vibration table

合作厂商/Client:China Railway Tunnel Group Co. Ltd签订时间Year/ Month:2018/12钢模尺寸（外径）/Specification of Segment Ring:Φ7.2 × 0.35T × 1L(6P/R)型号/Type of mould:通用环1 套/Universal ring振动类型/Vibration Method:附着式/Pneumatic vibrator

合作厂商/Client:湖南恒盛瑞通新型建材有限公司Hunan Hengsheng Ruitong New Materials Co.,Ltd签订时间Year/ Month:2018/12钢模尺寸（外径）/Specification of Segment Ring:Φ3.54 × 0.23T × 1.2L(5P/R)型号/Type of mould:通用环3 套/ Standard Ring振动类型/Vibration Method:振动台/Vibration table

合作厂商/Client:广州华隧威预制件有限公司Guangzhou Huashuiwei Precast co., ltd签订时间Year/ Month:2018/11钢模尺寸（外径）/Specification of Segment Ring:Φ6.4 × 0.3T × 1.5L(6P/R)Φ6.4 × 0.3T × 1.5 L(6P/R)Φ8.5 × 0.4T × 1.6L(7P/R)型号/Type of mould:标准环6 套/Standard Ring
左转弯环2 套/Left Tapper ring
右转弯环2 套/Right Tapper ring通用环5 套/Universal ring通用环3 套/Universal ring振动类型/Vibration Method:附着式/Pneumatic vibrator