1991.04.10 Registered¡±the member of the union of
Korea plastic product machinery¡±
1991.06.17 Registered to the Korea industrial
machinery union
1991.09.16 Patent of The Air ring for plastic tube
manufacturing machine
1991.11.08 Selected as the Special company for
training young potential workers
1993.02.03 Patent of Auto winder in non-stop
operation
1993.05.24 Patent of Bobbin change checking part of
Surface winder
1999.06.22 Re-name ¡±ShinKwang Engineering Co.,Ltd¡±