(QT (DQL ``) (QTC (S (SBAR (IN If) (S (BASENP (DT the) (JJ Mainland) (NNP China)) (VP (VBZ wants) (S (VP (TO to) (VP (VP (VB enlarge) (BASENP (PRPD its) (NN market))) (ADVP (RB stably)))))))) (COMMA ,) (S (NP (BASENP (DT the) (NN supply) (NN chain)) (CC and) (NP (BASENP (NNS costs)) (PP (IN of) (BASENP (NN material))))) (VP (MD should) (VP (VB be) (VP (VBN cautioned)))))) (PERIOD .)) (DQR ''))