2001       Guangzhou Saide electronics factory was founded. 

2008       Sold 3 millions glue guns this year. 

2012       Guangzhou Binde Electronics Co., Ltd was established. 

2013       Shaoguan Binde Electronics Co., Ltd was established. 

2015       Sold 8 millions glue guns this year. 

2017       Sales achieved to ￥100M. 

2017       Guangzhou Richsea Trading Co., Ltd was established for overseas sales.