Effect of Plum-blossom Needle vs. Tropicamide Eye Drops on Juvenile Myopia

Inclusion Criteria: * The result of retinoscopy is myopic refractive error, near visual acuity and other visual functions must be normal * Distance visual acuity can be corrected to normal using negative spherical or cylindrical lenses * Myopia diopter spherical lenses must be ≤-3.00 D which measured under cycloplegia * Subjects must be between 8 and 20 years of age Exclusion Criteria: * Diopter spherical lenses be \>-3.00 D , or uncorrected distance visual acuity \<0.1, or pathologic myopia with eye complications * Diopter spherical lense ≥1.50 D or cylindrical lenses ≥1.00 D, as measured under cycloplegia * The affected eyes have other diseases which affect the determination of acupuncture efficacy * Subjects with serious systemic diseases, such as cerebrovascular, liver, kidney, hematopoietic system, and psychiatric diseases * Longterm use of other related drugs or treatments, which have not been terminated * Parents or subjects refuse to participate this trial * Participating other ongoing clinical trials