July 1975: founded National state Industries ltd. to produce automobile mould and electronic products
March 1984: began to produce lighting products
October 1989: National state Industries ltd. was established in Hong Kong
November 1989: set up No.1 Factory in Shenzhen, Guangdong Province, China, mainly producing outdoor copper lamps
January 1998: No.2 factory was established in Dongguan, Guangdong Province, China, mainly producing aluminum die casting lamps
April 2004: set up a Shiya electronic (Shenzhen) Co, Ltd for domestic market. We have registered trademark "naspil" in English
May 2008: expand to LED energy-saving products, and develop high-end LED series products
2010.12 Achieved Capacity LED Bulb 300K /month
2013.11 Achieved Capacity LED Bulb 2KK /month
2014.06 The second among the whole chinese lighting company exporting to US
2016.03 Achieved Capacity LED Bulb 5KK /month
2017.04 Started R&D UV LED product