With　the　focus　on　process　control,　this　study　analyzes　the　development　and　characteristics　of　the　solar　thermal　application　industry.　By　integrating　a　quality-oriented　product　lifecycle　management　model　with　the　characteristics　of　the　solar　thermal　application　industry,　this　study　intends　to　builds　the　system　of　supplier　evaluation　and　selection　for　the　solar　thermal　application　industry　based　on　process　control,　which　is　of　significance　for　the　sustainable　development　of　the　solar　thermal　application　industry,　it　contributes　theoretically　and　practically　to　guiding　global　competition.　©　2020,　Solar　Energy　Periodical　Office　Co.,　Ltd.　All　right　reserved.