Consider the following statements regarding the Electronics Components Manufacturing Scheme:

1. The scheme focuses particularly on active electronic components such as resistors, capacitors, connectors, inductors, speakers, relays, and switches.

2. The scheme offers incentives based on turnover, investments in plants and machinery, or a combination of both.

3. The turnover-linked incentive under the scheme is provided for a period of six years.

How many of the above statements are correct?