求翻译：公司在国内形成以广东为中心的南方销售区，江浙上海为中心的华东销售区，以北京山东为中心的北方销售区，国内客户群遍及全国27个省市。是什么意思？

Company formation in China's southern Guangdong as a center of sales area, Jiangsu and Zhejiang Shanghai as the center of the East sales area to the north as the center of Beijing and Shandong sales area, the domestic customer base throughout the country 27 provinces and cities.

Company formation in the country for the Center in Guangdong, Jiangsu and Zhejiang sales areas south of Shanghai as the center of eastern China sales areas to Beijing, Shandong in the north sales center district, domestic customer base 27 provinces, municipalities throughout the country.

The company in domestic forms take Guangdong as the central south sale area, the Jiangsu and Zhejiang provinces Shanghai for the central East China sale area, north of east Jingshan for the central north sale area, the domestic client base spreads national 27 provinces and cities.

Companies in domestic form Centre on the Guangdong southern sales region, Jiangsu Shanghai East China sales-centric zone, Shandong to Beijing-centric sales area of North, domestic customer base throughout 27 provinces nationwide.

The company in domestic forms take Guangdong as the central south sale area, the Jiangsu and Zhejiang provinces Shanghai for the central East China sale area, north of east Jingshan for the central north sale area, the domestic client base spreads national 27 provinces and cities.