Donghong adhere to the "market as the core, customer-centered" business philosophy, set up 9S carefree service, according to the requirements of the process and aims to exceed customer expectations, realize customer value and company profit and development requirements, construction and improve the marketing and customer service network, to ensure that customers anywhere in the world can smoothly and safely use Donghong products, the first time to enjoy the service of the Donghong.