U.S. city according to the maximum 3 times to pay social security, how much the pension

Individuals who pay 300 percent of their contributions basically get a pension package of more than 2,000 yuan, so that's the difference. But according to three hundred percent to pay, in fact, every year the social security costs borne by the relatively high, if the flexible employment of individuals, may be more than 30,000 yuan per year, close to 40,000 yuan, so can afford to pay such a high cost, then according to their own financial ability to decide, of course, if you can afford to be the best, because it is true that ultimately you can obtain a higher retirement benefits.