The pickled vegetable is mainly produced in Sichuan, especially in Chengdu.

泡菜主要产于四川，而以成都为最。

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It mainly produced daily-use ceramics. The products were sold not only in home market, but also abroad.

长沙窑以烧造日用陶瓷为主，其产品不仅在国内有广泛的市场，而且通过“海上陶瓷之路”远销海外。

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Trehalose, a novel multifunctional food additive, is at present mainly produced from starch by enzymatic conversion method.

海藻糖是一种新型多功能食品添加剂。目前其主要生产方法是以淀粉为底物进行酶法转化。

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On Earth,it is mainly produced by processes linked to biology.

VOA: special.2009.12.30

Stoesser says half of the rice produced here is exported to other countries, mainly Mexico, and that farmers could produce more if the market were to expand to Cuba.

VOA: standard.2010.07.29

Vitamin D is a fat soluble vitamin that is mainly produced by exposure of the skin to ultraviolet light.

CNN: How much vitamin D do I need?

Garlic in the EU is mainly produced in Spain, but also in Italy, France, Poland, Hungary, Romania and Bulgaria.

BBC: Who, What, Why: Why do criminals smuggle garlic?

The killer chemical is mainly produced by burning plastic and materials containing chlorine.

CNN: Warning -- this garbage is dangerous