1995
Tapacirana radionica
2.866 m2
2003
Qingdao Kingdom Plastic & Steel Co., Ltd
10,800 m2
2014
Qingdao Kingdom Health Industry co., Ltd
26,667 m2
2021
Qingdao Kingdom Inteligentna tehnološka kompanija., Ltd
Nova fabrika u Laixiju
35.000 m2
