From The TimeSplitters Wiki

Chinese Chef
Unlocked by	TS1: Complete Chinese on Easy TS2: Honorary League > Elimination Series > Baking for the Taking with Silver or better. TSFP: Elite League > Retro Chique > Ninja Garden with Bronze or better
Species	Human
Size	Normal
Accuracy	5
Agility	TS2: 6 TSFP: 5
Stamina	TS2: 3 TSFP: 5
Fire Proof	5
Shock Proof	5
Default AI	3
Native TimeZone	1970
First Appearance	TS1 Story Mode
Relations	None
Games	All

TS1 Gesture	Steps back, then does several flips and walks off screen.	TSFP Gesture	Kicks in the air and says "Ho-whop!"
TS2 Gallery	Still the best in the business. They say his recipe for slow braised TimeSplitter in black bean sauce is out of this world!	TSFP Gallery	The undisputed master of dim sum and char sui returns!

Chinese Chef first appeareb as part of Mr. Big's mob in TimeSplitters 1. From onwards he appears as part of the "classic" characters that return in each game. He appears to be a Chinese man in a chef's uniform with tattoos on his arms.