Trade products include Gold, Silver and Forex.
As an investment, gold is the most popular of the precious metals
Investors generally buy gold as a hedge or safe haven harbor during economic, political, or social uncertainty (including investment market declines, burgeoning national debt, currency failure, inflation, war and social unrest).
The gold market is subject to speculation as are other markets
The history of the gold standard, the role of gold reserves in central banking, gold's low correlation with other commodity prices, and its pricing in relation to flat currencies during the financial crisis of 20072010, suggest that gold behaves more like a currency than a commodity
There are several factors which drive gold up/down:

Global inflation
War in the Middle East and North Africa
Threats to oil supplies
Volatility in the forex markets
Well,that is all about physical gold above.But Gold trading as Forex-spot gold surges.Spot Gold's surge may indicate that investors fear the next stage of the crisis will occur in the foreign-exchange markets.There are many factors contributed to the ups and downs of spot gold.And I will share more with you in the following days.Gold Jinyu.