Stephen Curry added 24 points for the Warriors, while Andrew Bogut had 14 rebounds.
Nick Young led the Lakers with 18 points. Pau Gasol had 15 points and Chris Kaman scored 14 with 10 rebounds.
Although he made the trip to China, Bryant is sitting out the games to nurse a torn Achilles tendon and an ailing right knee.
The Lakers play a second exhibition game in Shanghai on Friday.