SRID=4326;POLYGON((113.456 22.233,113.461 22.247,113.469 22.26,113.479 22.272,113.493 22.282,113.531 22.296,113.558 22.297,113.574 22.294,113.597 22.284,113.621 22.283,113.636 22.278,113.65 22.27,113.662 22.26,113.672 22.248,113.704 22.196,113.709 22.181,113.71 22.166,113.71 22.109,113.709 22.094,113.705 22.08,113.678 22.035,113.668 22.022,113.656 22.011,113.642 22.003,113.626 21.998,113.61 21.997,113.555 21.998,113.54 22.003,113.527 22.01,113.514 22.02,113.504 22.032,113.496 22.05,113.491 22.054,113.482 22.066,113.473 22.081,113.463 22.107,113.46 22.131,113.461 22.136,113.457 22.143,113.45 22.163,113.448 22.176,113.449 22.19,113.456 22.233))