-	Established "LH (Yan's) Holdings Limited to further the long term development.
-	“Li Hing Environmental Services Company Limited” obtained ISO9001 quality certification for the first time.

Admitted to the List "I" (over 6000 households per Estate) of the Approved Cleansing Contractors for Hong Kong Housing Authority.

Obtained the contract of Belvedere (Allmart) Chinese Market for the first time. The services extended to market cleaning.

-	Registered as a Limited Company to strengthen the trust of the customers.
-	Obtained high appreciation within the industry and the business grew gradually.

Contacted the "Big Rubbish Bin" - Chungking Mansions and received praises and recognition from proprietors and the Governor of Hong Kong, Christopher Francis Patten.

-	Founded as "Li Hing Environmental Services Company" in 1989.
-	Became an approved contractor of Hong Kong Housing Authority and Hong Kong Housing Society in 1990.
-	Admitted to the List "II" ( over 3001 and below 6000 households per Estate ) of the Approved Cleansing Contractors for Hong Kong Housing Authority.
-	Provided cleaning services to other large-scale Property Management Company, such as Kai Shing Management Services Limited, Hong Yip Service Company Limited., Synergis Management Services Limited, Eastpoint Property Management Service Ltd, etc. The service scope was extended from estates to shopping malls and commercial buildings.