乡亲: fellow countryman (from the same village), local people, villager, the folks back home...
网上: online...
分支: branch (of company, river etc), to branch, to diverge, to ramify, to subdivide...
硬币: coin...
截然不同: entirely different, different as black and white...
手掌: palm...
追溯: to go upstream, to trace sth back to, to date from...
猛: ferocious, fierce, violent, brave, suddenly, abrupt, (slang) awesome...