Here is the full list of all 59 Sleeping Dogs: Definitive Edition achievements worth 1,225 gamerscore.
Completed all secondary content of Year of the Snake.
Found all the Evidence Collectibles
Defeated the cultists.
Completed End of the World.
Completed all secondary content of Nightmare in North Point.
Achieved 5 Gold Awards.
Found all the money shrines.
Banished Smiley Cat.
Sent Dogeyes, Ratface and Ponytail back to Hell.
Achieved 30 Gold Stat Awards.
Achieved 30 Silver Stat Awards.
Purchased all clothing.
Used 10 different melee weapons to defeat enemies.
Completed 100% of all missions, cases, favors, events, jobs and races.
Tried 10 different foods or drinks.
Unlocked every lockbox in Central.
Purchased all vehicles.
Hacked every Security Camera in the game.
Completed all of Roland's Jobs.
Prayed at all of the Health Shrines.
Unlocked every lockbox in Kennedy Town and Aberdeen.
Unlocked every lockbox in North Point.
Completed all of the open world Events.
Completed all Street Races.
Completed all Favors.
Achieved 90% and above for all songs at the Karaoke Bars in HK.
Completed Big Smile Lee.
Used 10 different firearms to defeat enemies.
Achieved 15 Gold Stat Awards.
Completed all cases.
Unlocked ten Cop Upgrades.
Completed 50% of all missions, cases, favors, events, jobs and races.
Completed half of the open world events.
Achieved Face Level 10.
Shot out a cop's tires while fleeing in a police chase.
Completed Dockyard Heist.
Achieved 15 Silver Stat Awards.
Hijacked 5 trucks and collected their cargo.
Defeated all 4 Martial Arts Clubs
Won a bet on a cockfight.
Won 50,000 on a single cockfight.
Completed 25% of all missions, cases, favors, events, jobs and races.
Achieved Face Level 5.
Picked a lock, planted a bug, traced a phone, cracked a safe, and took over a spy camera.
Cruised for 2 minutes over 60 Km/h without damaging your car.
Visited Aberdeen, Central, Kennedy Town and North Point.
Completed Payback.
Successfully performed an action hijack.
Achieved 5 Gold Stat Awards.
Achieved Face Level 2.
Completed 10% of all missions, cases, favors, events, jobs and races.
Achieved 5 Silver Stat Awards.
Killed someone with a fish.
Completed a Case.
Achieved 1 Gold Stat Award.
Completed Night Market Chase.
Performed 5 unique environmental kills.
Changed all your clothes in your wardrobe or a clothing store.
Unlock ten Triad Upgrades.