Table schema:
CREATE TABLE table_name_62 (silver INTEGER, nation VARCHAR, gold VARCHAR, bronze VARCHAR, total VARCHAR)

Question: what is the most silver when bronze is more than 0, total is more than 1, gold is more than 0 and the nation is china (chn)?
SQL: SELECT MAX(silver) FROM table_name_62 WHERE bronze > 0 AND total > 1 AND gold > 0 AND nation = "china (chn)"