Silk painting figuring Chinese dignitaries

Silk painting figuring Chinese dignitaries on a palace interior background.
The two characters are sat in front of the spectator. They are wearing large traditional clothes in the blue and green tones, one have Chinese white motifs on his tunique. Each wear a hat : red and black for one and black with white beads and a pendant for the other. One holds a book in his hand with mandarin inscriptions.
Decor of a palace interior with richly decorated Asian furniture as a buffet, coffee tables, shelves and lanterns.
Work realized in the 19th century.
Some painting losses due to time.
Blackened wood frame with transparent lucite protection.