Nov 2 (Reuters) - Apple supplier Skyworks Solutions (SWKS.O) forecast first-quarter revenue below estimates on Thursday, as the company gets ready to face fierce competition from Chinese-manufactured chips. Increased competition, especially from domestic chip makers in China after Huawei's Mate 60 phone launch in August, is expected to be detrimental to the market share of Skyworks and its peers. The company, which makes chips for cellular and WiFi connectivity, expects its "mobile business to demonstrate momentum", according to Skyworks finance chief Kris Sennesael. Skyworks rivals Qorvo (QRVO.O) and Qualcomm (QCOM.O), both of which produce chips for smartphones, forecast upbeat current-quarter...