主销

主销	zhǔ xiāo	kingpin (vehicle part) / to focus one's marketing efforts on (a region, product etc)
主	zhǔ	owner / master / host / individual or party concerned / God / Lord / main / to indicate or signify / trump card (in card games)
销	xiāo	to melt (metal) / to cancel; to annul / to sell / to expend; to spend / pin; bolt / to fasten with a pin or bolt