At this age, they are curious, friendly, outgoing and fully ready to learn. They enjoy and look forward to being loved and held by their humans.
At 7 weeks of age, puppies are high on curiosity and low on fear. They would explore the house and wander to places they shouldn’t.
At 8 weeks of age, puppies may be ready for their new home. This is the time to socialize and train your Shih Tzu puppy.
Source: Shih Tzus are the Best