the name was mainly given to boys of the Dinka tribe ,mainly in the Upper Nile state of South Sudan. meaning is unknown but is synonymous with "tree" YMS believes that the quality of products is the core of a enterprise's development. So our company have the well-controlled quality by professional engineers from order to package.We have approved certifications like ISO9001、ISO14001、UL、CQC etc. and established a sound quality monitoring and prevention system to ensure the stability of the products' quality. 2. Estrus control: in anestrous season, pretreatment with progestational hormone for 14 days and intramuscular injections of 50IU of FSH 1 day before the end of the pretreatment and on that very day of the pretreatment, respectively, can induce the estrus of ewes and attain a higher rate of synchronization estrus. “Sivale isikole ngenhloso yokuthumela umyalezo eMnyangweni wezeMfundo ngokuqhubeka kulesi sikole. Othisha bashaya impempe abakhipha ngayo abafundi emakilasini bayoma enkundleni yezemidlalo njalo uma uthishanhloko eke wanyathela emagcekeni esikole. Thina sithumela izingane esikoleni ukuba zizofunda hhayi ukuthi kuliwe ngazo impi esingayazi.