Yes Polaiya ruby is available at Impression Hui Store in Jin Shu Road and Hongfu Road, Dongcheng District, Dongguan, which sells gold, Polaiya ruby and so on. Therefore, Polaiya ruby is available in Dongguan. Dongguan, referred to as "Dongguan" for short, is a prefecture-level city and megacity under the jurisdiction of Guangdong Province, and a central city on the east coast of the Pearl River Delta as determined by the State Council.