Encounter of civilizations on the Chinese tea road 并列题名：Encounter of civilizations on the Chinese tea road Encounter of civilizations on the Chinese porcelain road 并列题名：Encounter of civilizations on the Chinese porcelain road Encounter of civilizations behind salt Encounter of civilizations on the road of rice transmission Ancient civilizations and the silk road 并列题名：Encounter of civilizations on the road of rice transmission Southeast Asian civilizations on the silk road 并列题名：Encounter of civilizations behind salt