Dayjiuh Industrial Co., Ltd
| 1994 Dec： | Found Dayjiuh Industrial Co., Ltd |
| 1995 Jan： | Found domestic manufacturing and sales department |
| 1997 Mar： | Found OEM manufacturing department |
| 1997 Jul： | Found import department, majorly import Japan construction hardware |
| 1998 Mar： | Found Research & Development Department |
| 2001 Aug： | Completed construction of a factory |
| 2002 Mar： | Augment Manufacturing Machine |
| 2007 Mar： | Completed reconstruction of a factory |
| 2009 Sep： | Completed construction of b factory |
1994 Dec
Found Dayjiuh Industrial Co., Ltd
1995 Jan
Found domestic manufacturing and sales department
1997 Mar
Found OEM manufacturing department
1997 Jul
Found import department, majorly import Japan construction hardware
1998 Mar
Found Research & Development Department
2001 Aug
Completed construction of a factory
2002 Mar
Augment Manufacturing Machine
2007 Mar
Completed reconstruction of a factory
2009 Sep
Completed construction of b factory