Utilize the input text as a context reference, choose the right relationship between AGCO and tractor from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

The geographical advantage and the policy support and incentives to the industry, led to its advantages for establishing manufacturing facilities and the supply chain,” said Fred Yang, AGCO Vice President and Managing Director of China, “The Changzhou site will not only serve the domestic market, but also become a major global hub of AGCO’s brand new product series - 'Global Series' 70 to 130 hp tractor range.

Answer: product_or_material_produced