- Shandong Dongsheng Heavy Industry Technology Co. , Ltd.
- steel structure products
SHANDONG
- Jiangsu Shenlong Intelligent Equipment Co. , Ltd.
- Our company specializes in producing nitrogen generators, oxygen concentrators, nitrogen equipment, and pre-treatment and post-treatment devices for gas sources.
JIANGSU
- Nanjing Binzhenghong Instruments Co., Ltd.
- Sales of laboratory instruments, plastic products, laboratory consumables, electric heating equipment and accessories, steel, instruments and meters, and chemical products; R&D and sales of stainless steel products
JIANGSU
- Henan Lovo machinery co.,ltd
- soap making machine ，road curb machine
HENAN
- Shandong Lanshuo New Materials Co., Ltd
- Silicone glue, structural adhesive, weathering adhesive, concrete joint sealant, high-speed rail ballastless track potting glue and so on
SHANDONG