Chinese Version

Company Profile

Lead-Sail (B.J.) Industrial Ltd. is a trade company subordinated to LS Controls (H.K.) Ltd. Lead-Sail (B.J.) Industrial Ltd. is specialized in the following fields:
　 Research of auto control system and instruments & apparatus
　 Optimization process control of petrochemical industry
　 Marketing instruments & apparatus overseas and providing services

There are 13 engineers, several sales men, which includes 1 doctor, 3 masters, 4 senior engineers, 5 engineers, and experts & professors famous in the domestic petrochemical auto-control industry.

Contracts are signed under the authority of LS CONTROLS (H.K.) Ltd.

Corporate Reps.: Wang Ziping (MBA / Senior engineer)

Company address: B 1003, Meihui Bd., No. 58 Dongzhong Rd., Dongcheng Dis., Beijing, China
Fax: +86-10-65545180, Tel: +86-10-65545181, +86-10-65545182 Email: ldsl@ldsl.com.cn


　　Products:

1. Primary Flow Signal U.S.A.: wedge flow meter, venturi flow meter (exclusive agent in China)
2. Intra-Automation GmbH: ITA flow meter, internal orifice flow meter, level instruments for high pressure (general agent in Petrochemical)
3. Penberthy U.S.A.: glass level gauge for high pressure (general agent in petrochemical industry in China)
4. Flow Technology Inc. U.S.A.: high pressure gear flow meter, high viscosity flow meter
5. Korea Motoyama Inc.: control valve, shut-off ball valve, gate valve, vent valve (general agent in China)
6. Faure Herman France: turbine flow meter
7. Aaliant U.S.A.: Ultrasonic flow meter, electromagnetic flow meter
8. Industrial Interface Inc. U.K. : alarm signal indicator and convertor (general agent in China)
9. Thermo-Couple Products Inc. U.S.A. (TCP U.S.A.) (UOP recommend manufacturer): multiple thermo meter, high pressure thermo meter, thermo meter for reactor
10. Ultraflux France: explosion-proof high precision ultrasonic flow meter
11.HOPKINSONS UK: parallel slide gate valve-cylinder type, desuperheater, safety valve
12.KOSO Japan: control valve (butterfly valve, parallel slide valve)
13.CIMS system: software and system for catalyze, cracking, distillation
14.Headquarter product line: analyzing instruments: ACS-II, SH-I, LC-4


　 Wang Ziping (General Manager of Lead-Sail (B.J.) Industrial Ltd.):

Graduated from China University of Petroleum, Wang Ning has more than 20 years’ experiences in the field of petroleum & chemical auto-control system and designing of instruments. He participated in more than 20 projects of national important project designing and construction. Wang Ning was awarded “excellent engineer” by China National Petrochemical Complex (CNPC) for many times, and several times’ “Excellent Designer” awarded by Henan province; “Science and Technology progress” awarded by CNPC.

　Writings and Thesis

He has issued more than 30 papers on science and technology at the nationwide publications of "Automation In Petrochemical Industry", "Petroleum Refinery Engineering", and "Chemical Automation & Instrumentation", the representative papers are:
. To operate control valves at low S value. Chemical Automation & Instrumentation, 1984,2:50-54.

. Sizing & selecting Control valves reasonably. Automation In Petrochemical Industry, 1988,2:66-73.

. Using Intrinsically Safety Barriers correctly. Petrochemical Industry, 1988,2: 66-73.

. Design intrinsically safety system correctly. Automation in Petrochemical Industry, 1988,2:66-73.

. Discuss of the installation scheme of combustible gas monitors. Petroleum Refinery Engineering,1993,2:58-60.

. Taking measures to protect interference from magnetic and electric field. Petroleum Refinery Engineering,1995,4:36-43.

. The reliability design for emergency shutdown interlock system. Automation in Petrochemical Industry,1997,1:24-30.

. Design of DCS topologic structure and communication system. Automation in Petrochemical Industry,1997,3:65-72.

. Heat pump control. Automation in Petrochemical Industry,1990,5:2-7.

. To design combustible gas and toxic gas detection and alarm system correctly. Automation in Petrochemical Industry,1998,4:9-13.

Industry Standard of the Peoples Republic of China "Code for the design of instrument power supply for petrochemical industry" SH3082-1997.

Industry Standard of the Peoples Republic of China "Design Specification of combustible gas and toxic gas detection and alarm for petrochemical industry" SH3063-1998.

Industry Standard of the Peoples Republic of China "Design Specification of Instrument Installation for petrochemical industry" SH/T3104-2000.