CREG [CHINA RECYCLING ENERGY] SC 13D/A: (Original Filing)
[CUSIP No. 168913101 13D Page 1 of 15 1 NAMES OF REPORTING PERSONS Carlyle Group Management L.L.C. 2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP ¨ x (a) 3 SEC USE ONLY 4 SOURCE OF FUNDS OO 5 ¨ 6 CITIZENSHIP OR PLACE OF ORGANIZATION]