Where can I learn to repair my mobile phone in Haikou?

Pearl Square. Maintenance and repair means maintaining the function or performance of equipment through maintenance, and restoring the function or performance of equipment through repairing and replacing accessories. Haikou Pearl Square can learn to repair mobile phones. Haikou, also known as "Coconut City", is a prefecture-level city and provincial capital under the jurisdiction of Hainan Province, a national "Belt and Road" strategic fulcrum city, a core city of Hainan Free Trade Port, and an important node city of Beibu Gulf urban agglomeration.