Here is the full list of all 18 Assassin's Creed Chronicles: China achievements worth 1,000 gamerscore.
Assassinate all enemies in the ambush in Memory Sequence 8 without taking a single hit.
Kill 100 enemies using the Helix Kill.
Inflict friendly fire from projectiles on 50 enemies.
Kill 100 enemies in combat.
Complete every memory in the Plus or Plus Hard Game Modes.
Achieve the highest score and fastest time in each memory.
Collect all the Animus Shards.
Open all Scroll Chests.
Escape alerts 30 times.
Escape the burning port in under 5 minutes.
Hide 50 bodies.
Complete Assassin's Creed® Chronicles: China.
Complete Memory Sequence 11 without being seen.
Save all the Concubines in Memory Sequence 9.
Slide assassinate 25 enemies.
Assassinate 100 enemies.
Shadow Gold past 30 patrols.
Assassinate Gao Feng.