Huaquiang Road in Shenzhen, China is a major shopping area for electronics. The document profiles 'Auntie Ling' who runs a small shop there specializing in digital TV receivers, especially ones that use the DTMB standard which is popular in China and Hong Kong. She sells around 500 receivers per month, mostly of the Tsinghwa brand, and also offers satellite equipment and accessories. Many of her customers export the purchases to Hong Kong for use there. Her success is attributed to good prices and customer service.