| 28 févr. 2008 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 250 000 | 0.20 USD | |
| 10 déc. 2007 | OTHER | PROCESS TECHNOLOGY SYSTEMS INC | 767 049 | — | |
| 04 sept. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 50 000 | 0.50 USD | |
| 27 sept. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 500 000 | 0.20 USD | |
| 02 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 20 000 | 1.00 USD | |
| 12 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 2 000 000 | 0.20 USD | |
| 24 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 700 000 | 0.20 USD | |
| 30 nov. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 1 200 000 | 0.25 USD | |
| 29 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 800 000 | 0.25 USD | |
| 30 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 200 000 | 0.25 USD | |
| 05 nov. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 740 000 | 0.25 USD | |
| 06 nov. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 500 000 | 0.25 USD | |
| 07 nov. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 200 000 | 0.25 USD | |
| 25 oct. 2007 | SALE | PROCESS TECHNOLOGY SYSTEMS INC | 100 000 | 0.25 USD | |