NEW YORK ( TheStreet) -- JA Solar ( JASO), LDK Solar ( LDK), Home Inns & Hotels Management ( HMIN), China Valves Technology ( CVVT), and Yucheng Technologies ( YTEC) are five China companies scheduled to report their quarterly results Tuesday.JA Solar Holdings is a manufacturer of high-performance solar cells, both monocrystalline and multicrystalline in China. According to analysts polled by Bloomberg, the company is expected to report earnings of 24 cents per share as against a loss of 18 cents per share reported in the prior year's quarter. Revenues are forecast to more than triple year-over-year to $299.25 million from $87.95 million. On Aug. 6, Jefferies assigned a buy rating to the stock with price target of $8, implying a 22% upside over current levels. LDK Solar is a producer of solar wafers in terms of capacity, and a solar module manufacturer. The Company sells multicrystalline and monocrystalline wafers to manufacturers of solar cells and modules. The company is expected to report earnings of 23 cents per share versus a loss of $2.03 per share a year ago. Revenues are forecast to grow 106% to $470.33 million from $228.30 million. Home Inns & Hotels Management is an economy hotel chain in the People's Republic of China. Earnings are expected to increase four-fold to $1.56 per share from $0.38 per share, while revenues are expected to soar several times to $739.14 million from $88.22 million. On Aug. 2, Roth Capital Partners assigned a buy rating to the stock with price target of $50, implying a 13% upside over current levels. China Valves Technology is engaged in the development, manufacture, and sale of metal valves. The company's earnings are expected to surge to 30 cents per share from 1 cent per share a year earlier. Moreover, revenues are forecast to increase 60% to $39.70 million from $24.88 million. On Aug. 6, Roth Capital Partners assigned a buy rating to the stock with price target of $15, representing a 32% upside over current levels. Yucheng Technologies is a provider of information technology (IT), software, solutions and services to the People's Republic of China's banking sector. The company reported its second quarter earnings before market open Tuesday. The company reported earnings of 9 cents per share, topping analysts' estimates of 2 cents per share. Revenues declined 11% year-over-year to $13.5 million but increased 42% sequentially. Moreover, the company reaffirmed its revenue guidance range of $65 million and $68.4 million, and earnings per share range of 30 to 36 cents. On Aug. 4, Roth Capital Partners assigned a hold rating to the stock with price target of $4, implying an 18% upside over current levels.