 SHENZHEN, China, April 12, 2021 GLOBE NEWSWIRE -- Aurora Mobile Limited Aurora Mobile or the Company NASDAQ: JG, a leading mobile developer service provider in China, today announced it has filed its annual report on Form 20-F for the fiscal year ended December 31, 2020 with the Securities and Exchange Commission on April 12, 2021. The annual report is available on the Companys investor relations website at 