The Hardy Boys / Nancy Drew Mysteries (1977)

Season 1: Episode 13

The Brothers become involved ia an unusual case of smuggling with an oriental flavor when they try to unravel the mystery that surrounds an ancient Chinese treasure. While snorkeling at the beach, Frank and Joe find an large unopened wooden box and take it home. When they discover that it contains a priceless, stolen Chinese statue, the two take off on a wild adventure that puts their lives in peril.