Ruixiang is also known as Thousand-Sweet, Ruilan, Merry Tree, while Phnom Penh's leaves are inlaid with gold, jasper yellow, and bright purple inflorescences. They are mostly potted plants and are treasures of Ruixiang. Phnom Penh does not produce seeds in Phyllostachys praecox, and it is mainly propagated by cuttings. It can be carried out in spring, summer and autumn. The survival rate is highest in summer. The cuttings were selected to be semi-woody branches in the year, and the cuts should be smoothed. The scissors or blades should be disinfected with alcohol lamps or lighters. The branches should be cut into 8 cm long, and 4-6 leaves should be reserved. After inserting some of the special rooting agents, Sprinkle carbendazim powder and insert 3/5 of the plant into the culture. When the cultivar is heated with chaff and carbonized but not ashed, the husk ash obtained by extinguishing the fire is poured out with cold water, and alkali sterilized by boiling water or potassium permanganate solution. The leaves were sprayed twice a day, and the substrate was kept moist to prevent direct sunlight at noon. Generally, the roots were grown 30 days and the pots were transplanted 50 days. Fertilizer to isolate the air fermented decomposed human urine or cake fertilizer as well, so that a small number of times, appropriate increase in phosphorus and potassium fertilizer. Combine pruning and shape control to make Phnom Penh and Ruixiang upright and handsome.