Mrs. Mamre Lilian Yeh retired on September 1, 2022, and Mrs. Flora Yuen took over the post of General Secretary on the same day.

• 2019年11月9日本會總幹事葉陳幔利女士，獲香港特別行政局頒發榮譽勳章，以示嘉許葉太對香港的戒毒治療及康復服務和禁毒預防教育貢獻良多。

• Celebrating the golden jubilee of Operation Dawn under God's loving grace and guidance, Operation Dawn Gospel Drug Rehab 50th Anniversary Thanksgiving Service was held on April 22. The Most Reverend Paul Kwong, Archbishop and Primate of Hong Kong, was invited to be our preacher, and Ms. Manda Chan Win-man, Commissioner for Narcotics, was our speaker at the Service. Thanksgiving dinner was held on the same night, during which food and treasured memories were gratefully shared among our guests and friends. Also, we published the photo album Operation Dawn: 50 Years of Gospel Rehabilitation in Photos to tell the story and precious moments of Operation Dawn in pictures.
• In May we erected one more huge cross on the hill top near our foodball pitch on Dawn Island. The hill, now named Calvary, is taller than Mount Cross, so you can have an even better view over the island from there.
• We held our Flag Day (for Kowloon region) on June 16, and had recuited more than 1,900 volunteers to join our flag sale activity.

• The long-awaited new wooden boat’s (Dawn II) launching was finally accomplished on January 15, 2016. The boat carries food, drinking water, daily household supplies to the Island; brings our staff to work, back and forth between Sai Kung and Dawn Island; chauffeurs our students to medical appointments, to appointments with probation officers and etc.
• In January, a cookbook New Life Kitchen was published. The book was compiled from the recipes contributed by our current and former kitchen staff and 14 of them were chosen. Each of these 14, using his or her imagination to elicit a message or testimony through which each participant shows genuine personal feeling as they put it in writing. May all the Might and Glory be to our God.
• Reconstruction of Dawn Island : Contractor completed the project at the end of February 2016.
• May 16 – May 31 our General Secretary led a 4-person STM (short term mission) for a 2-week mission to England. The team consisted of 2 graduates, then evangelist Kwok Chun Hing and herself, sharing testimonials and messages as they traveled along.
• July 28 – August 15 our General Secretary led 3 recovered former drug abusers to have a two-week STM to Australia. The team went to Sydney and Melbourne to visit several churches as planned. Our members shared messages and testimonials among the local churches. Our team was also interviewed by 3 local radio stations.

• “Friends of Operation Dawn”(F.O.O.D.) the voluntary group was set up on 3rd January, 2014.
• March 31, 2014: In the Cable TV documentary ’Small Yet Significant’ The broadband described how the OD General Secretary gave up the abundant life in the US and returned to HK, using her academic learning in management, religion’s belief and life experience, she fares well in helping the drug addicts rid their drug abuse.
• From May 1 to 15, our General Secretary, Mrs Yeh led the short-term mssion team, comprising her husband and 4 former-addict co-workers, to Australia. They visited numerous Chinese churches and a Nepali church in Melbourne and Sydney, leading services, sharing testimonies and messages. They were interviewed by Australian Chinese Radio Station (CR2) and shared God's amazing work in OD.
• July 16, 2014: "Mental addiction" and "Physical addiction" were the catchy phrases on HKCSS's documentary, ‘Thursday Daily Pulse’. The show explained how OD’s rehab service helped drug addicts kick their habit and reconcile with their families.

• In early 2012 we were notified by the Narcotic Department that our fund application for rebuilding DI had been approved, which turned a new page for our service development.
• Again in early 2012 OD Drug Rehab Centre successfully applied for and was awarded the sponsorship from Environment and Conservation Fund and Environmental Campaign Committee, and got the first solar water heater installed.
• October 2-16: Led by Mrs. Lilian Yeh, OD short term mission team (comprising Dr Roger Yeh and 3 former-addict co-workers) visited Hawaii, U.S.A. to share the gospel and their life testimonies.
• By the end of 2012, CLP completed the 2nd phase of the solar energy engineering.

• Jan 13: Phase 1 of CLP's trial provision of solar-panel-generated electricity to Dawn Island was launched (only intermittent electricity was supplied during the day)
• The OD headquarter was moved to Sham Shui Po in September.

• The installation of solar panels and wind turbines power generator on Dawn Island was approved by Environmental and Conservation Fund (ECF).

• Upon the request of the Board of Directors, the 2nd child and the only daughter of the OD founder returned to HK from the US to take the OD’s General Secretary post overseeing the administrative affairs.

• In order to meet the re-accreditation requirements as outlined by the Drug Dependent Persons Treatment and Rehabilitation Centres (Licensing) Ordinance, a committee for the Dawn Island re-construction project was set up.
• Operation Dawn was established in the United States.

• A drug rehab center was opened in Nagaland, India.
• The Hong Kong government comissioned The Chinese University of Hong Kong to evaluate the effectivness of gospel rehabilitation.

• Hong Kong’s RTHK produced and broadcast a 30-min program introducing Operation Dawn on 2 consecutive Sundays.

• Operation Dawn founded Man Lo Fu Drug Rehab Center in Chiang Rai, Northern Thailand.
• Rev. Simon Lau and Rev. De-rek Kong were sent to Taiwan to start similar operation in multiple locations.

• A seminar study by The University of Hong Kong on effectiveness comparison between the gospel drug rehabilitation and the Shek Ku Chau method showed that the former is over 10 folds more effective than the latter.

• The practicality of Gospel drug rehabilitation was gradually recognized by the public, the name “Operation Dawn” was thus coined and registered.

• Bishop John Gilbert Hindley Baker, bishop of the Anglican Diocese of Hong Kong and Macau, took up the post of Patron of Operation Dawn, and this had become our tradition.