Lub Hli 2006, Beckmann-Volmer steel technology Co. Lawv nrhiav lub nroog npau tawv lub sijhawm uas tshwb tswv lub nroog, Peb yuav tsum siv nrhiav tau ib yam dabtsi. Xyoo 2016, wb mus rau hauv Jiaozhou National Economic and Technological Development Zone, los ua ib lub fab tshiab mus ua ib lub nroob tswv teeb meem. lub fab tshiab muaj 40,000 ㎡. Xyoo 2022, Beckmann-Volmer tau lub pab uas coj tau nrhiav tau, tau mus mus sab ib lub sijhawm tshiab. ( 1 Khaulee 2: 9, 10; 1 Vajntxwv 2: 9, 10; 1 Vajntxwv 2: 1 - 3. Rau xyoo 2024, yuav siv lub caij 2 thoob. Nimno, Wb twb nrhiav tau npau nrhiav phau tswv nrhiav nrhiav nrhiav nrhiav phau tswv li 1,000. 1,000 ㎡, los ntawm ib teeb nroog uas tsuas 50 tug twg. Peb yuav tsis nco ntsoov vim li cas peb thiaj pib los, peb yuav nrhiav lub hwjwm luag nrhiav luag nrhiav li cas. Tsis tas li ntawd xwb.