-- Database schema
| Manufacturers : Code [ INT ] primary_key , Name [ TEXT ] , Headquarter [ TEXT ] , Founder [ TEXT ] , Revenue [ INT ] | Products : Code [ INT ] primary_key , Name [ TEXT ] , Price [ INT ] , Manufacturer [ INT ] Products.Manufacturer = Manufacturers.Code |
-- -- Find the number of manufactures that are based in Tokyo or Beijing.

SELECT count(*) FROM manufacturers WHERE headquarter  =  'Tokyo' OR headquarter  =  'Beijing';