Synchronization points in sequence 9 - Old Friend | Synchronization points AC Chronicles: China Guide

Synchronization point is nearby enemy with a crossbow

POINT 1/2 - First synchronization point is found at the beginning of the mission, after you get through first group of enemies. Using it is not mandatory. Make sure you choose the upper path including walking under a wind-bell and avoiding enemy with a crossbow.

Reach the gardens

POINT 2/2 - Second point can be found when you walk towards the gardens. Using this one is mandatory so you can't miss it.