Company History:
Date of Formation	February 1972 (Ridgid Engineering Co was changed to Ridgid Plumbing Limited on March 29, 1983)
Recognized Registration	Government Registered Contractor (categorized in fountain equipment and swimming pool filtration plants)
	Registered plumbing company in The Chartered Institute of Plumbing and Heating Engineering in United Kingdom
Associated Company	Ridgid Construction Co. Ltd. (Registered Building Contractor)
Board of Director	Mr. Hung Chi Kuen (Managing Director) Mr. Hung Chi Kwong (Director) Ms. Ip Pik Ming (Director)