Tactics you can use from wtharvey.com
Here are some chess puzzles from the games of Chen Zhu.
The color disk on the diagram indicates who moves first.
Solutions are between the brackets under each puzzle.
Drag your cursor from one bracket to the other.
a) 
Rui Damaso vs Chen Zhu, Macau, 1996
6k1/1p4p1/p2Rp1rp/3P4/8/1P3Q1P/1Pq3PK/8 b - - 0 1
[ ...Qc7 if Qf4 e5 ]
b) 
Chen Zhu vs Weida Zhang, Beijing, 1997
r3r1k1/4qppp/pB4n1/3R2n1/2P5/P7/1PQ4P/2KR1B2 w - - 0 1
[ Bc5 if Qf6 Rf5 ]
c) 
White mates in 3.
Chen Zhu vs Gallego Sergio Castillo, Ubeda, 1998
r2q3k/ppb3pp/2p1B3/2P1RQ2/8/6P1/PP1r3P/5RK1 w - - 0 1
[ Qxh7+ Kxh7 Rh5+ ]
d) 
Chen Zhu vs Tea Bosboom-Lanchava, Groningen, 1999
3q1r2/r6k/1pp3pb/p3R2p/8/2PB2Nb/PP1n1PPB/R2Q2K1 w - - 0 1
[ Bxg6+ if Kxg6 Qxh5+ ]
e) 
Chen Zhu vs Zaw Tun Win, Yangon, 1999
6k1/1Rb5/2r1Npp1/3p3p/3P3P/3qPNP1/5PK1/1R6 w - - 0 1
[ Rxc7 if Rxc7 Rb8+ ]
1b) 
Chen Zhu vs Weida Zhang
Chen Zhu Puzzles, Part II.
The color disk on the diagram indicates who moves first.
a) 
Chen Zhu vs Zhongyi Tan, HeiBei, 2001
3Q1bk1/1R2pp1p/4q1p1/2p1P3/n3BP2/2P4P/1r4P1/5NK1 w - - 0 1
[ Bd5 if Qa6 Rxe7 ]
b) 
Chen Zhu vs Nino Khurtsidze, Moscow, 2001
r4rk1/p2p1p1p/b1n1pp2/q1p5/2P5/P1QBP3/1P2NPPP/R3K2R w - - 0 1
[ b4 if cxb4 axb4 ]
c) 
White mates in 2.
Chen Zhu vs Ioannis Papaioannou, Gerani, 2003
4Q3/r4ppk/3p3p/4pPbB/2P1P3/1q5P/6P1/3R3K w - - 0 1
[ Bg6+ ]
d) 
Black mates in 7.
Peter Doggers vs Chen Zhu, Amsterdam, 2005
1rb1r1k1/3n1pbp/p2p2p1/q1pQ2BP/2p3P1/2N2P2/PP6/1KR2BNR b - - 0 1
[ ...Rxb2+ Kxb2 Qb4+ Ka1 Bxc3+ Rxc3 Qxc3+ ]
2d) 
mate in 7
Peter Doggers vs Chen Zhu
Chen Zhu Puzzles, Part III.
The color disk on the diagram indicates who moves first.
a) 
Chen Zhu vs Anna Ushenina, Batumi, 2012
4r1k1/pp1n1pp1/1np3b1/4p1Q1/1q2P1N1/1BN2P2/P6P/3R2K1 w - - 1 0
[ Qxg6 if Qxb3 Nh6+ Kf8 Qd6+ or if Qxc3 Qxf7+ mates ]
b) 
White mates in 6.
Chen Zhu vs Aseel Faqeeh, Doha, 2013
r4rk1/pp1b3p/nn2pPp1/q5B1/3P3Q/1RbB1N2/P4PPP/5RK1 w - - 1 0
[ Bxg6 hxg6 Qh6 Rf7 Qxg6+ Kf8 Bh6+ ]
c) 
Chen Zhu vs Bayarmaa Bayarjargal, Incheon, 2013
r4rk1/1pp5/3p3p/p2P1p1n/2P1pP2/1P1nQ1Pq/P3B2P/R2NR1K1 w - - 1 0
[ Bxd3 if exd3 Nf2 ]
d) 
Hashim Darwish vs Chen Zhu, Baku, 2016
2r1k2r/pp2pp1p/2n3pb/1N2P3/8/B1P5/P1R2PPP/5RK1 b k - 0 1
[ ...a6 if Nd4 Nxd4 ]
3b) 
mate in 6
Chen Zhu vs Aseel Faqeeh
Other Chinese GMs
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