1. what is the Two-sided Heterogeneous Table Tennis Blade?

   Two-sided Heterogeneous Table Tennis Blade also can short named two sided racket or two sided blade, which is a new development in table tennis racket manufacturing; the traditional blade hare two side materials are layered in symmetric way, so the blade has both side with same characters and styles, like the same control, speed and bouncing; two sided Racket are made by different materials, with different wood layers, carbon fiber and in the different position based on the player's play-styles and requirement,  this can meet the customized  play skills for backhand and forehand technical and strength; it is in more depth to match what your specific needs, more comfortable to achieve more powerful game, and to compensate, to enforce what your weakness, or to strengthen your forehand or backhand play;

these kind of racket is getting more and more popular in china among lot of table tennis players in recent years;

2. Is it legally to play official tournament or get ITTF approved, it is not seen any office statement yet, but here is the table tennis racket standard and rule in international committee:

https://cornilleau-tabletennis.com.au/official-ittf-table-tennis-rules

2.04 The racket
2.04.01 The racket may be of any size, shape or weight but the blade shall be flat and rigid.
2.04.02 At least 85% of the blade by thickness shall be of natural wood; an adhesive layer within the blade may be reinforced with fibrous material such as carbon fibre, glass fibre or compressed paper, but shall not be thicker than 7.5% of the total thickness or 0.35mm, whichever is the smaller.
2.04.03 A side of the blade used for striking the ball shall be covered with either ordinary pimpled rubber, with pimples outwards having a total thickness including adhesive of not more than 2mm, or sandwich rubber, with pimples inwards or outwards, having a total thickness including adhesive of not more than 4mm.
2.04.03.01 Ordinary pimpled rubber is a single layer of non-cellular rubber, natural or synthetic, with pimples evenly distributed over its surface at a density of not less than 10 per sq. cm and not more than 30 per sq. cm.
2.04.03.02 Sandwich rubber is a single layer of cellular rubber covered with a single outer layer of ordinary pimpled rubber, the thickness of the pimpled rubber not being more than 2mm.
2.04.04 The covering material shall extend up to but not beyond the limits of the blade, except that the part nearest the handle and gripped by the fingers may be left uncovered or covered with any material.
2.04.05 The blade, any layer within the blade and any layer of covering material or adhesive on a side used for striking the ball shall be continuous and of even thickness.
2.04.06 The surface of the covering material on a side of the blade, or of a side of the blade if it is left uncovered, shall be matt, bright red on one side and black on the other.
2.04.07 Slight deviations from continuity of surface or uniformity of color due to accidental damage or wear may be allowed provided that they do not significantly change the characteristics of the surface.
2.04.08 At the start of a match and whenever he changes his racket during a match a player shall show his opponent and the umpire the racket he is about to use and shall allow them to examine it.

3. Who would need to use or play with the tow sided racket? let us using the questioner to answer this question:

     a. do you play the same strength and style on the both side of the racket?

     b. do you play the same from your forehand and backhand?

     c.  do you paly the same offence or defense on your backhand and forehand?

     d.  do you  play the same speed and stroke on your backhand and forehand?

the answer for most of us is obviously NO! what we did? by using different rubber and thickness; Now it is the fundamental change on Racket, and combine with the rubber, you can achieve the maximum fit to your specific play:

Now What can we Offer?

1. Customized made racket based on your requirement or your play styles shared with us;

2. Directly buy the two sided Racket on our website

3. Loan and Test Our pre made two sided Racket, you can return it in three Months

4. We can customize your current blades as you desired, and repair your favored one into  the two sided Racket; 

5. How Long takes to get my blade made? 

    depends on you specification and requirement, it can be 30--45 days ship out, 

For details, Please contact us by email to Info@GreatEagleInc.com