Joe Kennedy Sr., the patriarch of the Kennedy's made his money... well it's not clear exactly, though it involved stock speculation, real-estate, liquor and movies.

Extraction of black liquor from brown stock may also be effected through screw presses of wash presses.

The company already became the collection white liquor specialized production, sales, the service, the management coordinated process Stock enterprise, is Renhuai one of three big star enterprises.