Development course of Jiangmen Yidu Semiconductor Co., Ltd.

1988: Yidu was established;

1992: Jiangmen production line started operation;

1993: the production line of indium tin oxide coating in Jiangmen factory was put into production.

Yidu (International Holdings) Limited is listed on the Hong Kong Stock Exchange.

1998: awarded ISO900 1 certification;

2000: Automatic painting production line was introduced and put into production.

2002: Successfully passed the ISO 9000: 2000 certification;

Jiangmen factory installed a new automatic TN/STN production line and put it into mass production.

2003: Two high-precision STN production lines were built;

Obtained BSI ISO14001:1994 certification;

ERP enterprise resource planning begins.

In 2004, LCM factory was put into use.

Obtained TS 16949:2002 quality system certification;

2005: Invested in the construction of organic light-emitting diode factory in Kunshan, China.

20 10: Jiangmen added a fully automatic high-rise factory building to produce vehicle-mounted display screens.

20 12: The high-end STN production line is put into mass production.