Context: The first department stores Lane Crawford was opened in 1850 by Scots Thomas Ash Lane and Ninian Crawford on Des Voeux Road, Hong Kong Island. At the beginning, the store mainly catered visiting ships' crews as well as British Navy staff and their families. In 1900, the first ethnic-Chinese owned Sincere Department Store was opened by Ma Ying Piu, who returned from Australia and inspired by David Jones. In 1907, another former Hong Kong expatriate in Australia, the Kwok's family, returned to Hong Kong and founded Wing On.

Question: What year did Lane Crawford open? 
Answer: 1850

Question: Who established Lane Crawford? 
Answer: Scots Thomas Ash Lane and Ninian Crawford

Question: What was the store's original target customer base?
Answer: visiting ships' crews as well as British Navy staff and their families

Question: Who opened the first Chinese-owned department store? 
Answer: Ma Ying Piu

Question: What year did Lane Crawford close? 
Answer: Unanswerable

Question: Who closed Lane Crawford?
Answer: Unanswerable

Question: What wasn't the store's original target customer base?
Answer: Unanswerable

Question: Who closed the first Chinese-owned department store? 
Answer: Unanswerable

Question: Who opened the first Chinese-owned hardware store? 
Answer: Unanswerable