beijing donald trump upset election victory crack open press strategic economic question u.s.-china tie likely surprise worry chinese leaders prize stability relations two power trump lambast china throughout campaign drum headline pledge slap 45 percent tariff import chinese goods label country currency manipulator first day office also question u.s. security commitments ally undercut long-held bipartisan u.s. foreign policy norms suggest japan develop nuclear weapons stances follow could upset regional security balance asia unpredictability ideal election outcome china stability-obsessed communist party especially seek smooth u.s. relations time daunt reform challenge home slow economy leadership reshuffle put new party elite around president xi jinping late 2017. beijing tend prefer incumbent party successors consistent policy line trump lack governance track record unorthodox take long-held republican priorities could prove headache chinese officials jia qingguo dean school international relations china elite peking university government advisor call trump symbol uncertainty china hop unite state future policy would certain way prepare deal jia say double-edged sword certainly trump white house present china range new opportunities decades hillary clinton criticism china human right record insistence u.s. interest south china sea make well-known well-liked figure among beijing rule elite chinese experts say beijing believe trump prove pragmatic businessman will deal china type protectionist policy pursue double-edged sword say ruan zongze former chinese diplomat china institute international study think-tank affiliate foreign ministry think careful moreover trump criticism u.s. ally include japan free-riding u.s. security guarantee offer china tantalize prospect american retrenchment asia long-term perspective give china space prove take pressure china say wang yiwei director institute international affairs china renmin university u.s. pullback region would raise question beijing uncomfortable prospect potential japanese military expansion trump vow build-up u.s. military particular navy say little publicly approach beijing increasingly assertive role south china sea trump foreign policy approach seem somewhat inchoate therefore much depend appoint will serve say dean cheng china expert heritage foundation washington u.s. chinese business community alike unsettle prospect trump presidency gloria liu partner law firm dla piper specialize chinese mergers acquisitions say us destination outbound chinese investments hard see chinese firm make us first choice minimum period wait see u.s. business group grow pessimistic chinese restrictions market barriers state subsidize efforts replace foreign technology home-grown products also worry trump china tariff pledge undermine economic interdependence help two countries weather serious security differences executives hold breath everybody go ask real donald trump much campaign rhetoric go find reality say randal phillips head mintz group office beijing beijing-based state energy executive involve overseas investment say market worry trump victory sell risk aversion trump increase unpredictability u.s. policies regulatory approvals likelihood tight scrutiny chinese investment ... also oil gas export say executive ask name jam zimmerman head american chamber commerce china prominent clinton backer say talk tough lot easy think tough make tough decisions presidents actually isolate penalize china serve america interest say statement chinese president xi jinping congratulate donald trump win u.s. presidency state tv report wednesday tell two big economies world share responsibility promote global development prosperity place great importance china-u.s. relationship look forward work uphold principles non-conflict non-confrontation mutual respect win-win cooperation xi tell trump phone china trump win create uncertainty opportunity