The Keihin Plant started operation in 1916 at Tsurumi, Yokohama, which has been one of the pivotal districts in the Keihin Coastal Industrial Zone. Located at the Yokohama Science Frontier, a newly developed industrial quarter that continues growth as an important R&D site in Yokohama City, the plant produces glass products that deal with technological advances, including flat glass of various kinds for houses and buildings, and glass substrates for LCDs as well as prototypes of newly designed products. It plays a pivotal role in glass production for Asahi Glass.

Complete view of the advanced technology development building
Location: Suehiro 1-1, Tsurumi-ku, Yokohama City, Kanagawa, 230-0045, Japan
Start of operation: 1916
Representative: Hiroaki Aimu
Employees: 831 (as of December 2010)
Main business activities: Production of flat glass for buildings and glass substrates for LCDs
Environmental Performance Data
| 2006 | 2007 | 2008 | 2009 | 2010 | ||
|---|---|---|---|---|---|---|
| Air | CO2 (1,000 of tons) | 201 | 203 | 179 | 158 | 161 |
| NOx (tons) | 117 | 185 | 127 | 130 | 111 | |
| SOx (tons) | 2 | 4 | 1 | 4 | 2 | |
| Soot and dust (tons) | 2 | 3 | 1 | 2 | 2 | |
| Water | Wastewater (1,000 m3) | 1,290 | 1,380 | 1,100 | 1,160 | 1,380 |
| COD (tons) | 3 | 4 | 2 | 3 | 3 | |
| Waste | Waste finally sent to landfill (tons) | 109 | 0 | 2 | 0 | 0 |
Frequency Ratio of Accidents Requiring Leave
| 2006 | 2007 | 2008 | 2009 | 2010 |
|---|---|---|---|---|
| 0.00 | 0.35 | 0.31 | 0.00 | 0.00 |
* The data cover all employees at the operating site (including business partners).