A multicenter, active-controlled, randomized, evaluator and subject blinded, split-face, comparative, non-inferiority, Medical device Clinical trial. This study is randomized, evaluator and subject blinded, split-face medical device Clinical trial. The Subjects are injected investigational device(YYD701-2 or Restylane Perlane Lidocaine) in right or left nasolabial folds.
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The change in Wrinkle Severity Rating Scale (WSRS) as evaluated by independent evaluator through Photographs.
Timeframe: from baseline to 24 weeks