Four shares of the Chinese rock and soil etc issued in Wednesday

Medium-Rock soil (002542) The issue of 16.8 million shares, of which 3.36 million shares under the network, accounting for the issue of 20%, online distribution of 13.44 million shares. Purchase referred to as "middle of the Rock", the purchase code 002542. The price of the unit is 37 yuan/share, 77.08 times times the corresponding P/E. Single Securities account for the maximum purchase limit of 13,000 shares.　　The company's main business is for domestic petroleum and petrochemical construction projects, National Petroleum strategic Reserve Base, ports, airports and other large-scale construction projects to provide dynamic compaction foundation treatment services. Million and Electric (002543) The issue of 50 million shares, of which 10 million shares under the network, accounting for the issue of 20%, online distribution of 40 million shares, the purchase referred to "Million and electric", the Purchase Code "002543". The price of the unit is 30 yuan/share, 49.18 times times the corresponding P/E. Single Securities account for the maximum purchase limit of 40,000 shares.　　The company focuses on gas water heaters as the core of the development of gas appliances business. Jie Technology (002544) This issue 22 million shares, of which 4.4 million shares under the network, accounting for the issuance of 20%, online distribution of 17.6 million shares. Purchase abbreviation "Jie Race technology", the purchase code 002544. The price of the unit is 28 yuan/share, 68.29 times times the corresponding P/E. Single Securities account for the maximum purchase limit of 17,000 shares.　　The company is the Information Network construction Technical service and the product synthesis provider. Black Alloy (601137) The issue of 55 million shares, of which 11 million shares under the network, accounting for the issue of 20%, online distribution of 44 million shares. Purchase code 780137. The price of the unit is 27 yuan/share, the corresponding P/e ratio is 71.05 times times. Single Securities account for the maximum purchase limit of 44,000 shares.　　The company's current business scope includes non-ferrous alloy materials, high-temperature superconducting materials, copper alloy products, stainless steel products, titanium metal products manufacturing and processing, self-and agent of goods and technology import and export. CITIC Gold money to strength