▁century . ▁At ▁its ▁height , ▁the ▁city ▁bo asted ▁a ▁large ▁ear then ▁city ▁wall ▁and ▁mo at ; ▁many ▁of ▁the ▁buildings ▁were ▁built ▁with ▁stone ▁and ▁brick ▁found ations . ▁Rem ains ▁of ▁old ▁pot tery , ▁co ins , ▁j ew ell ery ▁and ▁other ▁artifact s ▁have ▁been ▁found , ▁with ▁many ▁of ▁these ▁artifact s ▁believed ▁to ▁be ▁imported ▁from ▁various ▁parts ▁of ▁China , ▁India , ▁Sri ▁L anka , ▁and ▁Indones ia . ▁These ▁are ▁sometimes ▁seen ▁as ▁evidence ▁of ▁the ▁city ' s ▁status ▁as ▁a ▁regional ▁trade ▁centre . ▁An ▁aqu atic ▁route , ▁part ▁of ▁the ▁larger ▁Sil k ▁route , ▁passed ▁through ▁Tem ase k . ▁ ▁From ▁the ▁ 7 th ▁to ▁the ▁ 1 3 th ▁centuries , ▁the ▁island ▁of ▁Singapore ▁was ▁controlled ▁by ▁the ▁S riv ij aya ▁emp ire ▁based ▁in ▁Sum atra . ▁ ▁Diplom atic ▁relationship ▁between ▁Tem ase k ▁and ▁Vietnam ▁may ▁have ▁begun ▁in ▁the ▁ 1 3 th ▁century . ▁Tem ase k ▁was ▁a ▁fort ified ▁city ▁and ▁trad ing ▁centre ▁in ▁the ▁ 1 4 th ▁century . ▁It ▁was ▁recorded ▁that ▁during ▁the ▁Y uan ▁dynast y , ▁en vo ys ▁were ▁sent ▁to ▁Long ▁Ya ▁Men ▁( Drag on ' s ▁Te eth ▁Gate , ▁thought ▁to ▁be ▁the ▁entrance ▁of ▁Ke ppel ▁Har bour ) ▁in ▁ 1 3 2 0 ▁to ▁obtain ▁t ame ▁ele ph ants . ▁The ▁people ▁of ▁Long ▁Ya ▁Men ▁then